本文着重于岩体中洞室超挖-不稳定楔形体的预测.This article emphasizes a prediction of overbreak, the unstable wedge , for openings jointed rock mass.分析了超挖回填层和不同回填材料对复合衬砌模型结构承载力的影响.提出的结论可供隧道设计、工参考.Presented conclusion may be used for reference ...
他用大衣袖子把碎屑掸掉。He cleaned the flakes away with his coat sleeve.袖子遮住了他的手，一直盖到指尖。The sleeves covered his hands to the tips of his fingers.他用袖子擦掉玻璃上凝结的水珠。He used his sleeve to wipe the con-densation off the glass....