单项选择题
A.10~12℃B.14~16℃C.18~20℃D.24~26℃
A.2.5~5.5%B.8.9~14.5%C.10.3~25.8%D.52.9~64.1%
A.2.5~5.5%B.7.5~9.5%C.10.3~25.8%D.52.9~64.1%
A.2.5~5.5%B.7.5~9.5%C.11.5~15.5%D.52.9~64.1%
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