单项选择题
A.10.0 B.15.0 C.20.0 D.25.0
A.100Pa~200Pa B.200Pa~300Pa C.300Pa~500Pa D.400Pa~700Pa
A.0℃~40℃ B.-10℃~40℃ C.10℃~40℃ D.10℃~60℃
A.36mm B.42mm C.45mm D.46mm
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