twin shafts
... twin shafts 双竖井 Drive Shafts 传动轴 outboard shafts 外侧轴 ...
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双竖井活塞风 Piston Wind Velocity in Tunnel with Double Shafts
·2,447,543篇论文数据,部分数据来源于NoteExpress
本文试图通过建立双竖井隧道的活塞风计算公式,以解决双竖井隧道空气阻力计算的困难。
This paper attempts to establish a calculating formula of piston wind velocity in tunnel with double shafts to solve this problem.
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