The influence of underground pressure on water - inrush quantity is analyzed.分析了矿山压力对突水量的影响作用.The water - inrush possibility during mining depth coal layer is assessed.评价了肥城煤田深部开采底板突水的可能性.Water inrush prediction is an im...
A new format would alienate its ageing readership without attracting young readers.新的版式会疏远上了年纪的读者群，并且也不会吸引年轻读者。Too much protein in the diet may advance the ageing process.饮食中摄入过量蛋白质可能会加速衰老。How much faith should we put in...
在西西里,农民一般都不单独住在自己耕种的土地上,因为这太危险.In Sicily the peasant does not live on the land he cultivates.在这个地区,可耕种的作物完全是碰运气的.In this area arable farming is a hazardous practice.任何一片可耕种的土地, 要是他能弄到手,那就太宝贵啦.It is too dangerous and any ...