assume: d=1.2m, h = 0.25m
v=3.14*(1.2/2)^2*0.25=0.2826 m3
M=0.2826m3*19.32 ton/m3=5.46 ton
M=0.2826m3*19.32 ton/m3=5.46 ton
M=0.2826m3*19.32 ton/m3=5.46 ton
•
还真有执着滴 PFPFPFPFPFPF
-déjàvu116-
♀
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03/09/2012 postreply
11:22:26
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