The AA called for laws to regulate clamping firms.英国汽车协会呼吁立法，规范夹车公司的行为。Four Chinese telecoms engineers aa cafa statue of the 19 th - century nationalist lea der Emir Abdelkader.4位中国电信工程师(3男1女)在阿尔及尔广场的一家咖啡店里啜着橘子汁,对面是19世纪民...
John Doe died in his bath, asphyxiated by the fumes from a gas water-heater.一名男子死于浴室中，死因是吸入燃气热水器中排出的气体导致窒息。Some appliances, for example a water heater, are connected to the full 240 V.有些用电设备(如煮水器)联接在240伏上.The company cam...
The adsorption behaviour of cephalexin on hanging mercury electrode surface is reported.报道了头孢氨苄在悬汞电极表面的吸附行为.The advances in the process technology for the enzymatic synthesis of cephalexin are reviewed.综述了酶法合成头孢氨苄的工艺方法研究...