×
单选题
The portion of the system which is used to store and deliver hydraulic fluid to using systems. Includes items such as tanks, accumulators, valves, pumps, levers, switches, cables, plumbing, external connectors, etc. Does not include the supply valves to the using systems.
A
用于把液压油储存到一定量后运送于系统中使用的部分。包括很多部件，比如：油箱、储存器、阀门、油泵、杠杆、电门、电缆、铺设管路、外部连接器等。不包括将阀门提供给使用中的系统。
B
用来储存和运送液压油到各个使用系统的系统部分，包括油箱、蓄压器、活门、油泵、手柄、电门、钢索、管路、外部接头等部件。不包括各用户系统的供应阀。
C
系统用于把液压油储存并运送于系统中进行使用的部分。包括以下部件：油箱、储存器、阀门、油泵、手柄，开关、电缆、铺设管路，外部连接器等。不包括输送阀门给系统使用。
答案解析
正确答案：B
相关题目
单选题
All personnel must fully know the safety precautions.
单选题
Do not exceed this speed with landing gear extended.
单选题
If the circuit breaker opens, de-energize the circuit.
单选题
Attach the panel to the structure with the bolts.
单选题
You can gain access to the machinery by removing the cover.
单选题
The flow of fluid through the valve must be continuous.
单选题
Do not disassemble or repair igniter plugs.
单选题
This shows that you can install an alternative relay.
单选题
Loosen the nut one full turn.
单选题
Remove the valve located adjacent to pump.
