Shrinkage and dispersed shrinkage are the special waster of ductile iron.缩孔和缩松是球墨铸铁特有的废品现象.The metallocene is summarized as strata, lithology, structure, and especially brittle - ductile shear zone.该区金矿的控矿条件为地层岩性和构造, 特别是...
These jumbled priorities should be no cause for surprise...这些乱七八糟的需优先考虑的事项没有什么可惊讶的。The details of the accident were all jumbled together in his mind.他把事故细节记得颠三倒四。The watch parts fell apart and jumbled up.手表的零件散开了，混成一堆。Th...
The car rolled onto its roof, trapping him.车翻了，把他困在了里面。The roof of the cave dropped in on the miners, trapping them.洞穴的顶部坍了下来, 砸在矿工身上.The hunters were busy trapping.猎人们正忙于设陷阱。...