3 There are two Basic types Of distributor : (1) the type using contact points to close and open the coil primary circuit; (2) the type using a magnetic pick-up and a transistor; control unit to interrupt the current flow of the coil primary circuit.
分电器有两种基本形式:一种是使用触点关闭和接通初级线圈的电流,另一种使用磁传感器和晶体管控制装置来切断初级线圈的电流。
3 「The automobile uses three Basic types of spring: coil, leaf, and torsion Bar.」
汽车使用的三种最基本的弹性元件为螺旋弹簧,钢板弹簧和扭桿弹簧。
4 There are two Basic types of axle: dead axles and live axle. The dead axle does not rotate; the wheel rotates on it.
车桥有两种基本形式:非断开式和断开式。非断开式车桥不转动,而车轮在车桥上转动。