}ĿW(xu)ƼСMпƼ(chung)´ِоˮͲеķҎ(gu)ɺҎ(gu)Čеõ(sh)(j)1ǹĿ՚ˮ퍜y(sh)(j)2ǹĿ՚벣Ĝy(sh)(j)
(1)1Ĕ(sh)(j)ԵóY(ji)Փ
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(2)12Ĕ(sh)(j)MКw{óĽY(ji)Փ______________
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}Ŀ҇Ƶȫ̼zĿǰܶСĹ̑B(ti)ϣܶȃH0.16kg/m3 t
A. ԓweԽܶԽ
B. ԓ|(zh)ԽܶԽ
C. ԓƳɵƷ̫|(zh)׃
D. 1cm3 ԓ|(zh) 0.16g
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