常見例句By means of similarity-simulation test the authors have studied the displacement law of surrounding rock in coal roadway supported by the roof trusses,bolt-mesh shoterete and H-beam steel. 通過相似模擬試驗，研究煤巷采用組合桁架錨桿、錨架網(wǎng)和工字鋼支護時的變形玻壞規(guī)律，由此對比分析探討組合桁來錨桿的支護效果。combination of anchorage and shoterete support 錨噴支護high-performance shoterete 高性能噴射混凝土bolting and shoterete lining 錨噴shoterete lining 噴混凝土支護 返回 shoterete