单选题When a refrigeration compressor is in the ‘off’ cycle, the thermal expansion valve will（）.Aalways be wide open when the compressor restartsBcontinue to operate as if the system were in operationCremain open until evaporator pressure equalizes, then close until the compressor restartsDalways be completely closed until the compressor restarts
单选题
When a refrigeration compressor is in the ‘off’ cycle, the thermal expansion valve will（）.
A
always be wide open when the compressor restarts
B
continue to operate as if the system were in operation
C
remain open until evaporator pressure equalizes, then close until the compressor restarts
D
always be completely closed until the compressor restarts
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