实验室常测某种物质密度的原理是_____,依据这个原理,在测某种液体密度时,如果先用量筒测其体积,然后再用天平测其质量,则测出的密度值比真实值要____.
ρ=;小
________on a true story, the film is well worth________.[ ]
A. To base; to see
B. Based; seeing
C. Basing; being seen
D. Basing; seeing
一直放站主机出现(),该告警对主机功率输出会产生影响。