他在用铁锤把那块岩石一小块一小块地敲下来.He was chipping away at the rock with a hammer.工人把铁锤平了.The worker hammered the iron flat.铁锤可以是致命的武器.A hammer can be a lethal weapon....
结合潘二矿储煤仓工程实例, 详细介绍了筒仓滑模施工技术.Combining engineering example with coal storage bunker, introduced slide form construction technology in detail.井口受煤仓的有效容积影响因素很多,计算复杂.There are many factors influenced to the effective volume ...