题目内容

应用多巴胺静脉滴注治疗心力衰竭.如剂量太大,有可能出现心室早搏。

A. 正确
B. 错误

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煤气柜周围应设有围墙、消防车道和消防设施,柜顶应设防雷装置。()

A. 正确
B. 错误

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Given a class whose instances, when found in a collection of objects, are sorted by using the compareTo()method, which two statements are true?()

A. The class implements java.lang.Comparable.
B. The class implements java.util.Comparator.
C. The interface used to implement sorting allows this class to define only one sort sequence.
D. The interface used to implement sorting allows this class to define many different sort sequences.

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