Because the expansion valve is just （） way open, the refrigerant is under low pressure in the evaporator.<br>A:little<br>B:few<br>C:a little<br>D:a few

Because the expansion valve is just （） way open, the refrigerant is under low pressure in the evaporator.
A:little
B:few
C:a little
D:a few

出自：海船船员证

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