You'd better own up that you were responsible for the traffic accident.你最好承认你对那起交通事故负有责任.For this, should develop all sorts of container flatcar and through traffic car.为此, 应发展各种集装箱平车和联运车辆.The traffic accident was b...
The volume of scheduled flights is straining the air traffic control system.定期航班的数量正让空中交通指挥系统不堪重负。Southbound traffic tailed back for twenty miles on the M5 near Bristol.在布里斯托尔附近的5号高速公路上，南行的车辆排成了绵延20英里的长龙。The traffic on t...
After setting, the surfaces of the specimens are ground down using carborundum and alumina.凝固之后, 样品表面连续用金钢砂或氧化铝磨平.Activated carbon, alumina are often used to remove many types of organic materials from aqueous streams.常用...