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...
I was confronted with an array of knobs, levers, and switches.我面对的是一大堆旋钮、控制杆和开关。This button switches the current on.这个电钮接通电流.If you buy a drier, look for one with a sensor which switches off when clothes are dry.你若要买烘干机，...