A scavenger function is realized because of the steel brush braced structure, and it can clean the sandstone and sundries in the pipeline.
由于采用钢刷支撑结构，因而又具有扫线功能，可将管道内的砂石杂物推出。
In previous researches, the strength control is the main standard in the structural design of the soil-nail braced structure, but the deformation control is rarely considered.
以往的土钉支护结构的设计中，多以强度为控制指标，而很少考虑支护结构的变形。
In previous researches, the strength control is the main standard in the structural design of the soil-nail braced structure, but the deformation control is rarely considered.
以往的土钉支护结构的设计中，多以强度为控制指标，而很少考虑支护结构的变形。
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