46. 目前的船用蒸餾式海水淡化裝置,其真空度略大於下列哪一選項,且其沸點不高於
60˚C?
(A)真空度75%
(B)真空度80%
(C)真空度85%
(D)真空度90%
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統計: A(12), B(43), C(25), D(16), E(0) #2711728
統計: A(12), B(43), C(25), D(16), E(0) #2711728