tunnel form

The Application of Flexible Steel Work form in Horseshoe-shaped Railway Tunnel

柔性钢模在曲墙隧道施工中的应用

properties and process of seismic research for tunnel form buildings

隧道模房屋结构的建筑特点及抗震研究进展

In the light of wind tunnel test results, analysis is made to the influences on running air resistance of various train mixed compositions, different combinations of nose and tail shapes and train formation length. Basis is provided for the reasonable form of train formation.

根据风洞试验结果，分析列车不同混编状况，不同头、尾部形状组合及列车编组长度等对运行空气阻力的影响，为合理确定列车编组方式提供了依据。

To form ( a tunnel, for example ) by drilling, digging, or burrowing.

用钻 、 挖或掘的方式打通 ( 如, 隧道 )

In wind tunnel, the formation of crescent dune form ( its size is bigger one order of magnitudes than the ripples on the sand bed) will be helpful to understand the formation mechanism of the barchan dunes.

风洞实验条件下形成的新月形沙丘形态（其尺度比床面沙纹大一个数量级），有助于新月形沙丘形成机制的了解。