If they believe that solution would wash with the Haitian people, they are making a dramatic error.如果他们认为海地人会接受那个解决方案，那他们就大错特错了。Mr Wang, I'd like you to meet my brother, Haitian.王先生, 我想请你见见我弟弟, 海天.Creole Genesis: Th...
But the research on borehole deviation control is very few.但在井斜控制方面的研究还很欠缺.Borehole hydromining is a kind of safe and efficient new mining method.钻孔水力采煤是一种既安全、又能极大地提高资源利用率的新的采矿方法.There is some trouble in the borehole. Do...