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【单选题】
机组润滑油冷却器应及时调节冷却水，保证油出口温度在（）正常区间。
A.
35-45
B.
35-40
C.
40-45
D.
40-49
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】In a common seawater cooling system, from the sea suction one o f a pair of seawater circulating pumps provides seawater which circulates the lubricating oil cooler, the jacket water cooler and the pi...
A.
cooling
B.
heating
C.
sucking
D.
discharging overboard排出舷外