常見例句Developing law of weak silicarenite intercalation and effect on stability of surrounding rock of tunnel 石英砂巖軟弱夾層的發(fā)育槼律及其對洞室圍巖穩(wěn)定性的影響lica silicarenite 石英砂巖silica silicarenite 石英砂巖 返回 silicarenite