简明英汉词典

beam
[bi:m]
n.
梁, 桁条, (光线的)束, 柱, 电波, 横梁
v.
播送

美国传统词典[双解]

beam
beam
AHD:[b?m]
D.J.[bi8m]
K.K.[bim]
n.Abbr. bm.(名词)缩写 bm.

(1)

A squared-off log or a large, oblong piece of timber, metal, or stone used especially as a horizontal support in construction.
梁、栋梁:建筑中用作水平支撑的,多为切成方形的圆木或长方形木材、金属或石头

(2)

Nautical
【航海】

(3)

A transverse structural member of a ship's frame, used to support a deck and to brace the sides against stress.
船梁:船的横向结构,用以支撑甲板并固着在船体的两则以抵抗压力

(4)

The breadth of a ship at the widest point.
船幅:船体的最大宽度

(5)

The side of a ship:
舷:
sighted land off the starboard beam.
转向右舷方向便望见了陆地

(6)

Informal The widest part of a person's hips:
【非正式用语】 臀围:臀部最宽处:
broad in the beam.
臀部宽大

(7)

A steel tube or wooden roller on which the warp is wound in a loom.
卷轴:织机上的铁管或木轮,供经线缠绕之用

(8)

An oscillating lever connected to an engine piston rod and used to transmit power to the crankshaft.
传动杆:可摆动的杠杆,与引擎之活塞相连,用以向机轴传送能量

(9)

The bar of a balance from which weighing pans are suspended.
杆,杠杆:天平上悬挂秤盘的横杆

(10)

Sports A balance beam.
【体育运动】 平衡木

(11)

The main horizontal bar on a plow to which the share, colter, and handles are attached.
车辕、犁柄:犁上主要的横棍,用以固定犁铧、犁刀和柄

(12)

One of the main stems of a deer's antlers.
小鹿角的主干

(13)

A ray or shaft of light.
光柱,光束

(14)

A concentrated stream of particles or a similar propagation of waves:
波束:粒子聚流或以类似方式传播的波:
a beam of protons; a beam of light.
质子电波;光束

(15)

A radio beam.
无线电波
v.(动词)
beamedbeam.ingbeams
v.intr.(不及物动词)

(1)

To radiate light; shine.
发光;照射

(2)

To smile expansively.
愉快地笑,眉开眼笑
v.tr.(及物动词)

(1)

To emit or transmit:
发送,传送:
beam a message via satellite.
通过卫星传送一条信息

(2)

To express by means of a radiant smile:
微笑示意:
He beamed his approval of the new idea.
他微笑表示赞同这个新主意

习惯用语

on the beam

(1)

Following a radio beam. Used of aircraft.
跟随无线电波。用于指飞机

(2)

On the right track; operating correctly.
正确:在正确轨道上;行为端正的

语源

(1)

Middle English bem
中古英语 bem

(2)

from Old English b?m * see bheu-
源自 古英语 b?m *参见 bheu-

现代英汉词典

beam
[bi:m]
n.

(1)

梁;桁

(2)

光线
The beams of the searchlights fingered the sky over the airport.
一道道探照灯光刺破机场的天空。

(3)

无线电波束

(4)

容光焕发;开颜

习惯用语

off (the) beam
错误

on the beam
对,正确

词性变化

beam
vt.

(1)

放光

(2)

微笑;开颜
The old lady opened the door with a beam. (喻)
老太太面带微笑开了门表示欢迎。
He beamed on his visitors.
他对着客人们微笑。

(3)

(无线电)播送
This programme is beamed to Europian countries at 10:00 daily.
这节目每天十点钟向欧洲国家播送。
The news was beamed to the whole globe by satellite.
这条新闻由卫星向全世界传送。

现代英汉综合大辞典

beam
[bi:m]
n.

(1)

梁, 桁条

(2)

【船】横梁; 船幅; 船舷

(3)

(秤)杆; (犁)柄; (锄)把; 卷轴; 横杆; 杠杆

(4)

(鹿角的)主干

(5)

(灯光、日光、月光等的)束, 道, 柱

(6)

[喻]笑容, 喜色

(7)

【无】射线, 射束; 波束; (扩音器的)最大有效范围

(8)

机[船]身最大宽度; 导[推]板; 创皮板
a beam of light
一束光线
a beam of delight
笑逐颜开

词性变化

beam
vi.

(1)

发光; 发热; 辐射

(2)

[喻]微笑
beam with satisfaction
满意地微笑

beam
vt.

(1)

为...上梁, 上梁于

(2)

发射

(3)

定向发出[播送]

(4)

(用波束)导航

(5)

(用雷达)探测
beam programs at Russia
向苏联广播

继承用法

beam-and-rail
n.
轨梁

beamcast
vt.
对...作定向无线电传真

beam-column
n.
梁柱

beam-confining
n., adj.
聚束(的)

beam-current-lag
n.
束流残象

beamfilling
n.
梁间墙; 横梁之间的货物

beam-focusing
n., adj.
射束聚焦(的)

beam-rider
n.
波束制导导弹

beam-riding
n.
驾束[波束]制导

beamship
n.
自正横(指风和浪)

beamwidth
[`bi:mwIdW]
n.
【无】射束宽度

beamwork
n.
(制革)墩上加工

习惯用语

abaft the beam
【航海】在船的正横后处

before the beam
【航海】正横前

broad in the beam
[口]臀部肥大

common beam
伦敦殖民商品公司所设置的公秤; 标准秤; 准绳, 准则

Queen's beam
伦敦殖民商品公司所设置的公秤; 标准秤; 准绳, 准则

king's beam
伦敦殖民商品公司所设置的公秤; 标准秤; 准绳, 准则

fly the beam
借无线电波束的指示而飞行

ride the beam
借无线电波束的指示而飞行

kick the beam
(秤)(因重量过轻)使称的一头翘起; 较不重要; 被压倒; 毫无办法

strike the beam
(秤)(因重量过轻)使称的一头翘起; 较不重要; 被压倒; 毫无办法

off the beam

(1)

(飞机)离开波束所指示的路线

(2)

离正道; 迷路

(3)

错误的

(4)

不顺利, 不顺手; 头脑不正常

on the beam

(1)

(飞机)按无线电射束飞行

(2)

[美口]方向正确

(3)

搞对; 顺利; 神志正常

on the port beam
【航海】在左舷

on the starboard beam
【航海】在右舷

tip the beam
压下秤的一端; 分量很重; 决定事情的结局; 起决定性的作用

turn the beam
压下秤的一端; 分量很重; 决定事情的结局; 起决定性的作用

beam in one's own eye
自己眼中的梁木; 自己的重大缺点

beam upon
看着...微笑

beam with joy
眉飞色舞, 笑逐颜开

特殊用法

acoustic beam
声束

anchor beam
锚梁

angle beam
角钢梁

anisotropic elastic beam
各向异性弹性梁

antenna beam
天线射束, 天线波束

approach beam
引导的无线电射束

arched beam
拱副梁, 拱形梁, 拱形辕杆

articulated beam
关节梁, 分节联接梁

astigmatic (light) beam
象散光束

atomic beam
原子束

auxiliary beam
辅助光束

balance beam
平衡木

bearing beam
受力梁, 支撑梁

beaver-tail beam
刀型方向图, 獭尾型射束

bell beam
料钟平衡杆

bent beam
弯曲梁

binding beam
联梁

blade beam
螺距测量器

blue beam

(1)

蓝色信号射束

(2)

“蓝色”射线(激励蓝辉发光物质的电子射线)

body side bearing beam
上旁承梁

bond beam
结合梁

bottom cross beam
底横梁

bow beam
弓形梁

box beam
匣形梁, 箱形梁

bracing beam
联结梁

braking beam
制动梁

breast beam

(1)

船首横梁

(2)

(机床的)前横梁

bridge beam
桥的主梁(起重机), 桥架大梁

bridge dismounting beam
桥拆装梁

bridging beam
横梁

broad beam
宽束

broad flange beam
阔翼梁

buffer beam
缓冲梁; 缓冲杆

built-in beam
固定梁, 内部梁, 嵌入梁

built-up beam
组合梁

bulb beam
球头工字钢梁

bunched electron beam
聚束电子注

camber beam
弓背梁, 上拱 梁

cant beam
转动梁

cantilever beam
悬(臂)梁

cased beam
匣形梁

castellated beam
堞形梁

cathode beam
电子束

cathode-ray beam
阴极射线束

center bearing beam
中摇枕

channel beam

(1)

(大型)槽钢

(2)

槽形梁

check beam
导航射线, 导航波束

chopped infrared beam
红外调制光束

circulating beam
回旋电子注

claw beam
钳杆

cloth beam
【纺】布轴

coded laser beam
编码激光束

coded radio beam
编码无线电波束

coherent light beam
相干光束

collapsible beam
装配可拆式梁

collar beam
系梁; 领梁; 系杆

collimated beam
准直射束耗

collimated laser beam
激光平行光束, 平行激光束

collimated lihgt beam
准直光束, 平行光束

collimated-output beam
平行输出射束

colour-coded light beam
彩色编码光束

column beam
柱型梁

combination beam
组合梁

commutating optical beam
转换光束

compensating beam
平衡梁

composite beam
混合梁, 合成梁

composite continuous beam
混合连续梁

compound beam
组合梁

concrete beam
混凝土梁

cone-shaped beam
锥形光束

conical beam
【电子】锥形光束

conjugate beam
共轭梁

connecting beam
结合梁

constant section beam
等截面梁

constant-current electron beam
恒定电流电子束

continuous beam
连续梁(三点或三点发上受支持)

controlling beam
操纵波束

convergent beam
会聚光束

converging ion beam
会聚离子束

coped beam
切口梁(以备联结于其它构件)

corrective beam
校正束

cosecant squared beam
平方余割包线型射束

cover eaves beam
封檐梁

crane beam
吊车梁, 起重机梁, 行车梁

crescent beam
月牙形梁

cross beam
横梁

crossed electron beams
交叉电子注

curved beam
曲梁

curved box beam
弯曲 箱形梁

deck beam
甲板梁

deflected beam
偏转光束

defocused beam
散焦射束, 散焦电子注

density-modulated beam
密度调制光束

diaphragm post connecting beam
折棚柱上横铁

dienkol beam
今可豆; 羊公豆

differflange beam
宽缘工字梁, 不等缘工字梁

diffracted beam
衍射射束, 绕射射束

directionalbeam
定向射束

divergent beam
发散光束, 发散电子束

double reinforced beam
双筋梁

double-angle beam
双角钢梨梁

double-strut trussed beam
双柱桁构梁

dragon beam
枪式小梁

draw beam
拉软床

dual beam
双电子束

dynamic conjugated beam
动力共轭梁

earth beam
土梁

elastic circular sandwich beam
弹性圆形夹合梁

electron beam
电子束, 电子 注

electron scanning beam
扫描电子束

elementary beam
基本光束, 原光束

emergent beam
出射线束

end beam
端梁

energy beam
能量射束

equalizing beam
平衡梁

European hophorn beam
欧洲铁木

extended electron beam
展宽电子束, 宽束

false beam
不承压的梁, 不受载梁

fanning beam
(电磁)扇形激光束

fender beam

(1)

护舷木; 水平横木

(2)

挡木筏; 流水挡栅筏堰

filtered beam
过滤注流

finger beam
护刃器梁

fished beam
接合梁

flange beam
工字钢

flat-top beam
平顶光束

fleshing beam
刮皮板

floor beam
地楞横梁

flyback beam
回扫射束

focused beam
聚焦光束

folded light beam
折叠光束, (投射背景时)用折叠法缩短的光束

footing beam
底脚梁

freely supported beam
简支梁

frequency-modulated beam
调频光束

front axle beam
前桥梁

gamma-ray beam
γ射线束

gantry beam
刚架横梁

gate beam
横肋梁, 辅助横梁

gerber beam
悬臂连续梁

girder beam
梁式桁架

glide path beam
滑翔道信标射束

global beam
全球波束

grade beam
地基梁

green beam

(1)

绿色电子束

(2)

绿光束

grillage beam
格排梁

ground beam
地梁

guard beam
护梁

hammer beam

(1)

锤柄

(2)

托臂梁, 椽尾(小)梁

hanging beam
吊梁

hatch (end) beam
舱口(端)梁

haunched beam
托臂梁, 加腋梁

head beam
扶手

high beam
车前灯的远距离光束, 高光束, 上方光束

high-aperture beam
大孔径光束

high-velocity electron beam
快速电子束

holding beam
固定射束, 稳定射束, 保持电子束

hollow beam

(1)

空心管, 管梁

(2)

空心射束, 环状射束

hollow square beam
空心方钢犁梁

homocentric beam
共心光束

homogeneous beam
均匀射束

horizontal beam
水平梁

illuminating laser beam
照射激光束, 照明激光束

imaginary beam
虚梁

incident beam
入射波束, 入射电子束

incoming laser beam
入射激光束

index beam
指引射束

infrared beam
红外光束

input beam
输入光束

inside check beam
内侧护梁

ion(ic) beam
【物】离子束

isolated beam
独立梁

isotropic elastic beam
各向同性弹性梁, 同质弹性梁

Japanese hop-horn beam
苗榆

joggle beam
拼梁

joining beam
系梁

junior beam
次要梁

keyed beam
拼梁

laced beam
缀合梁

laminated beam
叠层梁

landing beam
着陆的无线电射束

large bell beam
大钟平衡杆

lattice beam
格构梁

launching beam

(1)

起动杆

(2)

发射波束

lifting beam
(安装机座用的)起重横梁, 起重天平

light beam
线偏振光束

linearly polarized longitudinal suspension beam
转向架纵向悬梁

low beam
(车头的)短焦距光

low-inertia electron beam
微惰性电子束

luminous beam
光线, 光束

manipulator slide beam
推床的导板(或推板)

marginal beam
边(缘)梁

masonry beam
圬工梁

modulated infra-red light beam
调节红外线光束

modulator beam
调制束

molecular beam
分子束

monochromatic beam
单色射束

monoenergetic electron beam
单能电子束

multiple beam
多光束, 多光柱

multispan beam
多跨梁

narrow slip beam
窄条梁

needle beam
针梁, 簪梁

neutron beam
中子束

object beam
物体光束

offset beam
偏移射束

opticaly-focusing beam
光学聚焦光束

outgoing laser beam
输出激光束

outside guard beam
内侧护梁

over beam
悬梁, 过梁

panting beam
【船】抗拍击梁

parallel beam
平行光束, 平行(射线)束

particle beam
【物】粒子束流

pencil beam
(电磁)笔形波束

phase-modulated light beam
调相光束

photon beam
光子束

pick-up tube beam
摄象管电子束

picture tube beam
显象管电子束

pier capping beam
墩盖梁

piling beam
钢板柱

pilot beam
领示电子束, 导向射束

plane-polarized beam
平面偏振的辐射束

plated beam
叠折梁

play-off beam
抹迹射束

plow beam
犁梁, 犁辕

point beam
点波束

polorized beam
【物】偏振束

preflex beam
预弯梁

prestressed continuous beam
预应力连续梁

primary ion beam
原离子束; 一 次离子束

prismatic beam
(棱)柱状梁

programmed electron beam
已编程序的电子束

projecting beam
投影光束

propped cantilever beam
有支(承)悬臂梁, 有支(承)伸臂梁

protonbeam
质子束

pulsed (ionizing) beam
脉冲(离子)束

quarter beam
四开梁, 四分之一梁

queen-trussed beam
双柱桁构加强梁

radar beam
(电磁)雷达波束

radio (directional) beam
无线电(定向)波束

radio landing beam
【航空】无线电着陆导航波束

radio-frequency beam
射频波束

radio-range beam
无线电测距波束

rail beam
轨束梁

reading beam
读出电子束, 显示电子束

rear cross beam
后横梁

rectangular cross section beam
矩形截面梁

reference beam
基准光束, 参考光束

reflected beam
反射束

refocused revolving beam
二次聚焦旋转光束, 再聚焦旋转光束

reinforced concrete T beam
钢筋混凝土T形梁

reinforced longitudinal beam
加固的纵向梁

restrained beam
约束梁, 钳制梁

return scanning beam
逆程电子束, 回扫电子束

ribbon beam
带状光束

ridge beam
房屋的正梁

right-hand chassis beam
底盘右梁

rocking beam
振荡杆

rolled (steel) beam
辊压(钢)梁

rood beam
教堂中支撑苦像的横梁(通常在圣坛屏之顶)

rotating beam
回旋射束, 旋转射束

safety trip beam
带安全器的犁辕

sample light beam
试样光束

sampled beam
脉冲调制射束, 抽样射束

sandwich beam
层结梁, 多层组合梁

scale beam
秤杆

scanning beam
扫描电子束, 扫描波束

scan-off beam

(1)

扫描射束

(2)

描绘射束

scattered beam
散射束

secondary beam
次梁

self-focused laser beam
自动聚焦激光束

self-trapped optical beam
自聚焦光束

shape beam
成形波束

shaving beam
刮皮毛架

shear beam
剪切梁

shoring beam
(集装箱)横支梁

side beam

(1)

侧梁

(2)

副波束

(3)

旁瓣

sill beam
底梁; 槛梁

simple beam
单靶射束, 单波束

single-strut trussed beam
单柱桁构式梁

single-velocity electron beam
单速电子注

single-working beam
单臂平衡杆

slab beam
薄板梁

sleeper beam
枕梁

slender-beam
细长梁

sloping beam
斜梁

socle beam
悬臂梁

spatially coherent beam
空间相干光束

speed setting walking beam
转速调整横梁, 配速横梁

spiral electron beam
螺旋状电子束

split beam
裂隙梁

spot beam
点波束

spreader beam
分布梁

spring beam
弹性梁, 弹簧杆, 系梁

sputtered beam
溅射射束

statically determinate beam
静定梁

steering beam
转向梁(纵向摇枕)

stiffening beam
加强梁

stretcher beam
【采矿】梁窝式顶梁

strut-framed beam
撑托梁

substituting beam
代替梁

supported beam
支持梁, 支撑梁

sweeping electron beam
扫描电子束

table beam
(放辊子轴承用的)辊道横梁

tail beam
尾梁

tanker beam
油槽船梁

tapered beam
楔形梁

target tracking beam
目标跟踪射束

temporal coherent beam
时间相干(光)束

test pattern beam
测视图电子束

through beam
连续梁

thrust beam
顶推梁

tie beam
(水平)拉杆

tip beam
倾倒车身转轴

top beam
顶梁

track beam
轨(梁)

track-carrying beam
抬轨梁

tracking beam
【军】跟踪波束

transmitted beam
发射束

transverse beam
横向梁

trip beam
带安全器的犁辕

trough beam
槽形[双山形]梁

trussed beam
桁构梁

twin-cathode ray beam
双电子束, 双阴极射线束

two-way beam
双向梁

ultrasonic beam
超声波束

unchopped beam
连续射束

uniform cantilever beam
等截面悬臂梁, 等截面外伸梁

uniform strength beam
等强度梁

universal mill beam
万能轧机轧出的工字钢梁

unmodulated beam
未调制射束

unpolarized particle beam
【物】无偏振粒子束

unsymmetrical beam
不对称梁

useful beam
【核】有用束流

vacuum lifting beam
真空提升梁

variable-elevation beam
可变仰角射束, 仰角可变的波束

velocity modulated electron beam
速调电子束, 速调电子注

vibrating beam
振动梁

video beam
象束

V-shaped beam V
型射束

walking beam

(1)

步进式炉底, 步进式冷床

(2)

步进梁, 摇梁, 平衡梁

weight beam
弹簧测力计, 弹簧秤, 杠杆秤

well-collimated beam
直线状注流, 良好准直光束[电子束]

well-focused beam
强聚焦注流

whole beam

(1)

圆木

(2)

滚子

wide-flange beam
宽缘梁

wind beam
抗风系杆

wing beam
翼梁

wooden beam
木梁

workingbeam
工作杆, 平衡杆

writing beam
描绘射束, 写入电子束, 记录电子束

X-ray beam X
射线束

zores beams
波纺钢板, 瓦垅铁

beam of sound
声波束

beam of variable cross section
变截面梁

beam of (white) light
(白)光束

用法词典

beam
来源于古英语 beam 树,柱→光柱

英文相关词典

beam
bar    glow    shaft    shine    smile    timber    

[七国语言]英汉电子大词典

beam
光束, 电子束

[七国语言]英汉电子工程大词典

beam
射束

[七国语言]英汉机械大词典

beam
杆, 梁

[七国语言]英汉机械工程大词典

beam
梁, 桁

[七国语言]英汉建筑大词典

beam

[七国语言]英汉矿业大词典

beam
梁, 横梁

[七国语言]英汉轻工业大词典

beam
经轴

[七国语言]英汉生物学大词典

beam
光束

[七国语言]英汉物理大词典

beam
射束, 电子束, 光束

[七国语言]英汉信息大词典

beam

[七国语言]英汉冶金大词典

beam

[七国语言]英汉医学大词典

beam
光线

[七国语言]英汉原子能大词典

beam

英汉双解计算机词典

beam

电子束;波束;[束射]
1.In electronics, the unidirectional, pinhead electron stream generated by the cathode gun in a CRT.
在电子技术中,由阴极射线管(CRT)中电子枪所产生的、单向细电子流。参阅CRT。 2.In radiocommunications,the radiation in a lobe of a directional antenna. | 在无线通信技术中,定向天线以某一波瓣辐射的电磁能。

美国传统词典

beam
beam
AHD:[b?m]
D.J.[bi8m]
K.K.[bim]
n.Abbr. bm.

(1)

A squared-off log or a large, oblong piece of timber, metal, or stone used especially as a horizontal support in construction.

(2)

Nautical

(3)

A transverse structural member of a ship's frame, used to support a deck and to brace the sides against stress.

(4)

The breadth of a ship at the widest point.

(5)

The side of a ship:
sighted land off the starboard beam.

(6)

Informal The widest part of a person's hips:
broad in the beam.

(7)

A steel tube or wooden roller on which the warp is wound in a loom.

(8)

An oscillating lever connected to an engine piston rod and used to transmit power to the crankshaft.

(9)

The bar of a balance from which weighing pans are suspended.

(10)

Sports A balance beam.

(11)

The main horizontal bar on a plow to which the share, colter, and handles are attached.

(12)

One of the main stems of a deer's antlers.

(13)

A ray or shaft of light.

(14)

A concentrated stream of particles or a similar propagation of waves:
a beam of protons; a beam of light.

(15)

A radio beam.
v.
beamed, beam.ing, beams
v.intr.

(1)

To radiate light; shine.

(2)

To smile expansively.
v.tr.

(1)

To emit or transmit:
beam a message via satellite.

(2)

To express by means of a radiant smile:
He beamed his approval of the new idea.

习惯用语

on the beam

(1)

Following a radio beam. Used of aircraft.

(2)

On the right track; operating correctly.

语源

(1)

Middle English bem

(2)

from Old English b?m * see bheu-

[名词委审定]英汉船舶工程名词(定义版, 1998)

beam
横梁

[名词委审定]英汉建筑园林、城市规划名词(1998)

beam

基本词义

beam

(1)

(2)

宋代术语

[名词委审定]英汉力学名词(1993)

beam

[名词委审定]英汉水利科技名词(定义版, 1997)

beam

(1)

(2)

由支座支承的主要承受弯矩和剪力的构件。

英汉船舶大词典

beam
n.波束,丁字形梁T,光线

英汉电力大词典

beam
n.横杆,梁,束

朗文英汉综合电脑词典

beam
(电子,光)束;【修】定向

英汉电信大词典

beam
n.射束,光束

英汉地质大词典

beam
n.射线,束,电子注

英汉法学大词典

beam
n.播送

英汉纺织大词典

beam
n.车面,织轴,经轴

英汉广播大词典

beam
n.电子束,波束

英汉航海大词典

beam
n.波束导航,辐射线

英汉环境大词典

beam
n.光束,横梁

英汉航空大词典

beam
n.波束,光束;n.梁,横梁

英汉化学大词典

beam
n.横梁,光线,波束;vi.发出波束

英汉海运大词典

beam
梁,(舱口的)横梁,横杆横向,正横射线,射束,电子束,电子注,波束,光线,光束(船)宽定向发出(无线电信号等)发光

基本词义

beam
横向正磺船宽横梁光束,射束,波束梁,(舱口的)横梁,横杆正横射线,电子束,电子注,光线,(船)宽定向发出(无线电信号等)发光

基本词义

beam
横向正磺船宽横梁光束,射束,波束

基本词义

beam
横梁船宽梁,(舱口的)横梁,横杆,(船)宽横向,正横射线,射束,电子束,波束,光线,光束模梁(船)宽

基本词义

beam
梁,横杆,横梁宽射线,射束,电子束,电子注,波束

英汉进出口商品词汇大全

beam
横梁

英汉计算机大词典

beam
n.横梁(光线,波束);vi.发出波束

英汉机械大词典

beam
n.射线,横杆

英汉建筑大词典

beam
n.梁,桁条,杆

英汉农牧林大词典

beam
n.横梁,光束波束,宽

英汉汽车大词典

beam
n.电子束,光束,梁

英汉水利大词典

beam
n.梁,横杆,桁条

英汉消防大词典

beam
①(梯子)侧板 ②横梁 ③光〔射〕线, 光〔电子〕束 ④(天平)梁, (秤, 杠)杆

英汉心理学大词典

beam
光束

英汉冶金大词典

beam
n.束,道

英汉仪器仪表术语词典

beam
声束[ 在声源的指向性方向上集中发射的一束超声波。(IFC)]

英汉医学大词典

beam
n.艾伦氏束,射束

英汉中医大词典

beam
n.主干,射体,射束

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