We have used needle beam telescoping steel form in the Mao-Gong reservoir sediment tunnel in the concrete lining.
在庙宫水库排沙洞的衬砌施工中使用了针梁式混凝土衬砌钢模台车。
The tunnel is lined with the method "single placement for the full cross using needle beam sliding form", which can save construction procedures while ensuring quality.
隧洞衬砌采用针梁滑模、全断面一次浇筑的方法施工，可以减少工序作业，保证施工质量。
The Angle of rotation, which provides a measure of the current flowing in the coil, is measured by the movement of the needle or by the deflection of a Beam of light reflected from the mirror.
旋转角度可用来度量线圈内通过的电流，角度用指针的转动或镜面反射光线的偏转来测定。
A simple needle scanning method for measuring the diameter of laser Gaussian beam is introduced.
本文介绍一种利用金属丝在高斯光场中的横向扫描测量激光束直经的简捷方法。
A simple needle scanning method for measuring the diameter of laser Gaussian beam is introduced.
本文介绍一种利用金属丝在高斯光场中的横向扫描测量激光束直经的简捷方法。
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