A.120~140Pa B.200~240Pa C.1200~1400Pa

练习题库2022-08-02  12

问题 A.120~140PaB.200~240PaC.1200~1400PaD.2000~2400Pa

选项 A.120~140Pa
B.200~240Pa
C.1200~1400Pa
D.2000~2400Pa

答案 C

解析
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