A.opening more bypass lines
B.opening additional expansion valves
C.adding refrigerant
D.speeding up the machine
您可能感興趣的試卷
你可能感興趣的試題
A.manifold
B.condenser
C.chamber
D.plenum
A.defective thermal bulb
B.clogged scale trap
C.stuck high-pressure switch
D.stuck low-pressure switch
A.insufficient refrigeration
B.leaky suction valves
C.expansion valve stuck open
D.suction valve not adjusted properly
A.too much cooling water going through the condenser
B.not enough refrigerant in the system
C.a leak in the evaporator coils
D.no enough cooling water going through the condenser
A.king valve and the expansion valve
B.solenoid valve and expansion valve
C.evaporator and receiver
D.compressor and evaporator
最新試題
The cetane rating of diesel fuel is an indication of the （）
The ISPS Code consists of a mandatory section-Part A, which shows（）
The treatment of the fuel oils involves storage, heating, filtering and（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
The main purpose of port State control is not to（）