单项选择题
(A)240°; (B)241°; (C)242°; (D)243°
(A)100m; (B)101.6m; (C)0.1m; (D)0.1016m
(A)3600m3／d; (B)86400m3／d; (C)1440m3／d; (D)28800m3／d
(A)0.0980665Pa; (B)0.101325Pa; (C)98.0665Pa; (D)101325Pa
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