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【单选题】
关于哈蒙式间接空冷系统的描述错误的是（）。A.
全厂热效率较高；
B.
冷却水系统防冻性能好；
C.
节约厂用电、设备少；
D.
运行可靠。
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举一反三
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【单选题】Assume that a firm's total revenue is less than its total cost for the level of output it is producing. In the short run, this firm should:
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There is not enough information to answer the question.
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