Which of the following is（are） an advantage of a dry chemical extinguisher over a carbon dioxide extinguisher？ The dry chemical extinguisher（）.① Has a greater range.② Provides a heat shield for the operator.

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A.① only

B.② only

C.Both ① and ②

D.Neither ① nor ②

正确答案：Both ① and ②

Tag：航海英语时间：2023-12-17 16:08:41

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