underground powerhouse excavation

基本解釋

Ledge beam is important and difficult in underground powerhouse excavation.
巖壁梁是地下廠(chǎng)房開(kāi)挖中的重點(diǎn)和難點(diǎn)。
The further excavation of underground powerhouse will affect the stress distribution of system bolts and rock mass near crane girder.
地下廠(chǎng)房的繼續(xù)開(kāi)挖對(duì)于吊車(chē)梁系統(tǒng)錨桿和周?chē)鷰r體的應(yīng)力分布有較大影響。
The control of blasting vibration in the excavation of underground powerhouse is the key factor influencing the construction safety of underground powerhouse.
在地下廠(chǎng)房開(kāi)挖支護(hù)過(guò)程中，爆破震動(dòng)控制直接影響到高邊墻的穩(wěn)定及巖錨梁結(jié)構(gòu)安全。