All pipe lines, valves, and nozzles shall be isolated from the atmosphere by a blank, pipe cap, or plug when not being used.
当不在操作使用时，所有管线、阀门、和喷嘴应用盲板、管帽、或塞子使其和大气隔开。
2
Distributor cap. Insulated cap that transfers high voltage from the distributor rotor to spark plug wires.
分电器盖。该盖子是绝缘的，确保高电压从分火头传输到火花塞导线上。
3
On a distributor system, the secondary HT voltage produced by the coil is allocated to the appropriate spark plug via the contacts inside the distributor cap.