She angled her column of chitchat toward teenagers.她的漫谈栏侧重于十几岁的青少年.Despite her penchant for chitchat , Yvonne was no birdbrain, Martin discovered.马丁发现, 尽管伊冯非常喜欢瞎聊,可她并不是没头脑.He shook hands without rising , and made pointle...
Finally hydromining method, an inareawere found through comparison between various mining methods.通过多种采煤方法的试验 、 比较后,找到了一种对复杂煤层适应性较强的采煤方法——水力采煤方法.Borehole hydromining is a kind of safe and efficient new mining method.钻孔水力...