Distribution and transfusion of the geostatic pressure variate in company with mining space in underground mining.地下开采中地压分布与转移随开采空间变动而变动,不同的开采顺序会带来不同的围岩稳定性....
the evolution of the human species人类的进化We're dealing with probably the biggest missing link in what we know about human evolution.我们正在解决的可能是我们所知的人类进化过程中缺失最大的一环。In the course of evolution, some birds have lost the po...
我会打补丁，缝纽扣。I know how to darn, and how to sew a button on.他的上衣肘部有一块补丁.He had a patch on the elbow of his jacket.这块补丁有点像出自外行之手.This patch looks a bit unprofessional....
他们是那些最不适于作瓣膜切开术的患者.They are patients in whom the valvulotomy was least adequate.因此病人被送到手术室立即作胸廓切开术.The patient was therefore transferred to theatre for immediate thoracotomy.他们以小型颅骨切开术在硬膜外放置硬膜外电极.His group placed electro...