A、globe valves
B、butterfly valves
C、gate valves
D、reducing valves
更多“Low pressure air is usually taken through （） or pressure regulators to a low pressure reservoir supplying a ring main through driers.”相关的问题
A、low firing pressure and low exhaust temperatures B、low firing pressure and normal exhaust temperatures C、high firing pressure and low exhaust temperatures D、high firing pressure and high exhaust temperatures
A、an obstruction in an cylinder B、water accumulation in some engine cylinders C、low starting air pressure D、low scavenge air pressure
A、leaky discharge valves on the LP cylinder B、leaky discharge valves on the HP cylinder C、insufficient intercooler cooling D、low ambient air pressure
A、low compression temperature B、low ambient air pressure C、high lube oil pump pressure D、high fuel oil booster pump pressure
A、high compression pressure B、low intake air temperature C、low exhaust pressure D、high scavenge air pressure
A、it is above 70°F B、the ground over which it moves is cooler than the air C、it originated in a high pressure area D、it originated in a low pressure area
A、combustion control air system B、supply air system C、ships service air system D、low pressure deck air system
A、high compression pressure B、low intake air temperature C、low exhaust pressure D、high scavenge air temperature
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