問題詳情
21. The expansion valve is the regulator through which the refrigerant flows from_______________________ of the system .
(A) the high pressure side to the low pressure side
(B) the low pressure side to the high pressure side
(C) the liquid status to the vapor status
(D) the low temperature side to the high temperature side
參考答案
答案：A
難度：適中0.616162
統計：A(61),B(22),C(10),D(6),E(0)