题目内容
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[主观题]
受矿槽的容积为34m2,一共有3个,已知混合矿的堆比重为2.8t/m3,若每天共需856t,每天各矿槽需上满几次?
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A.21
B.17
C.18
D.19
A.249.06mL
B.250.0mL
C.250mL
D.250.10mL
A.9.93mL
B.10.03mL
C.9.99mL
D.10.0mL
A.-0.04mL
B.0.04mL
C.0.03mL
D.0.03mL
A.456.7
B.46.1
C.660.2