阿摩線上測驗
2. What equipment is used to automatically drain condensate from piping, heaters and other
equipment?
(A) Discharge pump
(B) Storm valve
(C) Drain pipe
(D) Trap
答案：登入後查看
統計： A(102), B(93), C(232), D(557), E(0) #1585192
統計： A(102), B(93), C(232), D(557), E(0) #1585192
