某矿 2004 年有员工 100 人，原煤产量为 80 万吨，在这一年里由于安全事故死亡 1 人，则该矿 2004 年百万吨煤死亡率为______。 A．0.0125 B．0.125 C．1.25 D．12.5

发布于 2021-03-05 23:42:17

【单选题】
A 0.0125
B 0.125
C 1.25
D 12.5

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hxc 2023-03-05

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