A: box temperature solenoid valve will close
B: expansion valve will close
C: compressor will shutdown
D: king valve will ope
举一反三
- A ____ is mounted on the lube oil cooler which senses the temperature of the lubricating oil and regulates the flow of either the lubricating oil or the cooling water accordingly. A: magnetic switch B: regulator C: thermostatic valve D: expansion valve
- A three-way thermostatic control valve regulates the diesel engine cooling water temperature by passing a portion of the water _____.
- A three-way thermostatic control valve regulates the diesel engine cooling water temperature by passing a portion of the water _____. A: around the engine B: around the coole C: to the expansion tank D: overboard
- To avoid loss of antifreeze due to expansion, the cooling system . A: must install a bypass valve B: must not be completely filled C: must be sealed D: must install a pressure control valve
- The cylinder head starting valve of ME type diesel engine is controlled by . A: Mechanical air distributor B: solenoid valve controlled by electronic control system C: The main starting valve D: The camshaft
内容
- 0
The commonly used pressure control valve in hydraulic transmission system is ( ) A: directional valve B: relief valve C: hydraulic control check valve
- 1
Continuous pasteurization system includes:? flow diversion valve|Energy regeneration section|timing pump|cooling section
- 2
The word "valvulotome" means _______________. A: incision of a valve B: an opening of the valve C: an instrument for cutting a valve D: surgical repair of a valve
- 3
()enables water to be blown down or emptied from the boiler A: scum valve B: soot blower C: blow-down valve D: vent cock
- 4
Which of the following hydraulic control valves belongs to pressure control valve （ ）. A: Unloading valve B: overflow throttle valve C: Hydraulic control check valve D: Low pressure selector valve