Diamonds have extreme resistance to abrasion.钻石极抗磨损.Erosion of pipes and vessels from abrasion by particles can be serious.由于固体颗粒的磨蚀作用,管子和容器的磨损严重.Abrasion also abets wind erosion.磨损作用也助长了风的侵蚀....
Jurassic Park had broken all box office records.《侏罗纪公园》打破了所有票房纪录。Is spielberg's Jurassic Park razor - clawed Velociraptor an accurate portrayal?《侏罗纪公园》中,描述的速龙是否正确?Nick: Well, along with Jurassic Park!尼克: 这个嘛, 还要加上《侏...
Objective : To evaluate the clinical application of CT virtual bronchoscope in foreign body in bronchus.目的: 探讨螺旋CT模拟支气管镜对支气管异物的临床应用价值.Objective : To determine the value of bronchoscope in diagnosing and treating right mi...