Delta u is q plus w. Delta u isn't zero.
△U是q+w,△U不是零。
One is Q, the ratio of voids content of coarse aggregates to the volume of mortar.
反映新拌混凝土中砂浆的体积与粗骨料紧密堆积时产生的空隙体积的比值;
问:这是你的第一份工作吗?
John Q.Public is also a common person - male or female.
VOA: special.2010.02.07
U OK, so let's look at delta u. Delta u is q plus w.
好的,让我们看看Δ
u=q+w All right, what is delta u? delta u is q plus w.
好,Δu是多少?Δ
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