beam at

He directed the tiny beam of light at the roof.

他把那一小束光对准了屋顶。

In a continuous beam the vertical deflexions at the rigid supports must be zero.

在连续梁中,刚性支承处的垂直变形必须为零.

After tensioned, anchor seal material at the end of prestress beam is C 50 concrete.

钢绞线采用单束两端同时张拉,张拉后采用C50混凝土封锚.

The electron microscope uses a beam of electrons to produce images at high magnifications.

电子显微镜利用电子束形成高倍影像。

A ns pulse beam device is installed at pulse beam current piping.

在脉冲束流管道上安装有强流毫微秒脉冲化聚束装置.

The electron microscope uses a beam of electrons to produce images at high magnifications

电子显微镜利用电子束形成高倍影像。

The Wollaston separates the laser beam into two components at a fixed angle.

该沃拉斯顿政企分开,激光束分成两个组件在一个固定的角度.

The aftermost transverse structural member in a steel ship, including the floor, frame, and beam assembly at the sternpost. Half-round bars for protection of lines to be provided at transom stern, poop deck, forecastle deck, and partly on the bulkhead.

船尾构架铁船中最靠近船尾的横向组成部分，包括在船尾柱附近的甲板、肋骨和横梁上为保护缆绳免受损伤，在艉封板后、尾楼甲板、艏楼甲板和部分舱壁处应装有半圆钢。

The beam is an infrared laser operating at 1.06 microns.

这条光束是一条1.06毫米的红外光束.

In this paper, the effect of atomospheric turbulence on laser beam propagation between tops of the high-building and the hill behind our university campus at the distance of 1500m is discussed.

本文讨论了在高楼顶与校园后山头间1500m距离上，大气湍流对激光束传输的影响。

The electron microscope uses a beam of electrons to produce images at high magnifications...

电子显微镜利用电子束形成高倍影像。

The beam does not spread out appreciably, even at large distance from the source.

它的光束, 即使离光源极远,也不显著扩散.

The third contin uum, which centers at 240 nm, is obtained by electron beam pumping argon ( 0.3 MPa ) .

利用该电子束装置泵浦0.3MPa的氩气,获得了中心位于24 0nm 氩的第3谱带.

This paper analyses some problems that should be paid attention to during the construction of anti-seismic structure, suct as mechanical properties of reinforcement 、 substitution of reinforcement 、 binding of column tie and anchorage of beam reinforcement at frame joint 、 tied reinforcement splice joint.

本文分析了抗震结构钢筋工程施工中，钢材材质、钢筋代换、框架节点处柱箍的绑扎及梁纵筋的锚固、钢筋接头设置等方面应注意的问题。