浅谈市政道路污水管顶管施工-建筑科技与管理 关键词】市政道路;顶管施工;污水顶管;顶管测量 [gap=476]Key words】Municipal wastewater;pipe jacking;road Jacking;Pipe Measurement
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Pipe thickness measurement 管壁测厚
large pipe flow measurement 大管道流量测量
The modular measurement system has been used for the large-scale forging pipe measurement reconstruction, and it achieved good results in terms of efficiency and accuracy.
将该组合式测量系统应用于大型锻造管道的测量重构,在效率和精度等各方面都取得了良好的效果。
The frequency theory of law strain dynamic pipe measurement is sketched. The frequency formula is deduced out. The relationship between exciting material, frequency and length of piles is reached.
简述了低应变动测桩的频率理论,推导出了频率公式,得出了激励材质与频率、所测桩长之间的关系。
This paper introduces the effect of connecting pipe length of the flow measurement system on volumetric efficiency and torque characteristic of gasoline engines.
本文介绍了节流式流量测量系统外接管长度对汽油机充量系数和扭矩特性的影响。
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