Mud fluid can be used to reduce the resistance of advancing the culvert box; a new infilled pad is designed to solve the p.
触交泥浆可用来减少箱涵推进中的推进阻力，本文提出了一种填充垫装置，用于解决触变泥浆在实际施工中遇到的一些问题。
Mud fluid can be used to reduce the resistance of advancing the culvert box; a new infilled pad is designed to solve the p.
触交泥浆可用来减少箱涵推进中的推进阻力，本文提出了一种填充垫装置，用于解决触变泥浆在实际施工中遇到的一些问题。
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