提出胶管组合件的设计参数和要点.The designing parameters and the main points are offered.NBR胶板, 胶条,胶管, 胶棒. 硅胶板,条, 管.NBR sheet Plastic strips, hoses, Jiaobang . Silica gel plates, of the tube.将放喷和压井胶管与伸缩节连通.Connect the choke and kill lin...
该公司的市场份额持续不断地被波音公司和空中客车公司抢走。The company has steadily been losing market share to Boeing and Airbus.几个蒙面大盗破门而入,把他捆起来,抢走了8,000美元。Masked robbers broke in, tied him up, and made off with $8,000.那些人匆匆翻了翻他的衣服,然后一把抢走了钱包。The men...