单项选择题
A.46~66kPaB.46~70kPaC.45~66kPaD.50~70kPa
A.<1.5%B.<2%C.<2.5%D.<3%
A.9~15mg/kgB.10~15mg/kgC.9~16mg/kgD.10~16mg/kg
A.123~133℃B.123.5~133.5℃C.120~130℃D.120.5~130.5℃
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