主声束；主光束

主梁; 主射束

main beams───主声束；主光束

main meal───正餐

tail beam───尾梁

mainstream───n.主流

radio beam───[电子]射电波束

tail beams───尾梁

landing beam───楼梯平台梁

mail bag───邮件袋

mail boat───n.（装运邮件的）邮船

The main, sub - beam handover, the first main beam arch camber, arch camber beam after the meeting.───主 、 次梁交接时, 先主梁起拱, 后次梁起拱.

crane is connected with the main beam through its under-frame and the truck chassis.───起重机通过其底架与汽车底盘与大梁连接。

beam is the main hoist gantry crane force components, main beam directly affects the service life of machine.───主梁是葫芦门式起重机的主要受力部件，主梁的质量直接影响到整机的使用寿命。

The main beam adopts the CFST truss and reinforced concrete deck slab.───主梁采用钢管混凝土桁架与钢筋混凝土板组合梁。

The influence of shrinkage, creep and temperature change on main beam geometry is studied.───研究了收缩徐变和温度变化对主梁线形影响.

The design is for super-structure of Xiangtan 5th large bridge, including bridge tower, main beam, half arch and proposed size of cable section.

The phase constant of MLWA decreases with microstrip inductors loading along the leaky line, which results in the decrease of the main beam direction angle of MLWA.

At this point, the outer edge of the box will simply be resting on the main beam.

The results indicated that the width of main beam of vector-hydrophone was narrower than that of pressure hydrophone array at the same aperture.

The representative failure models of main beam can be searched by incremental method and disadvantage loading in the control sections.

In the case of one jammer within the main beam, the average angle of arrival given by the seeker points in the direction of the jammer.

Main beam tile can promote frequency multiplexing, mechanical tilt has low precision and troublesome. But electric tile has high precision and can be operated by computers.

HLDA s main beam properties were given, including intensity distribution at section and center axis, and beam width etc.

The representative failure models of main beam are searched by incremental method and disadvantage loading in the control sections.