R-Br 卤代烃
R BR 基于规则推理
br ak th r cor 打破纪录
Trib Paniceae R Br 族拉丁名
r tre brø 现在我们三兄弟
Cuscuta australis R Br 南方菟丝子CuscutaaustralisRBr
The results indicate that the TPV of SBR/BR/LDPE has the exact morphological structure in which the resin is the continuous phase and crosslinked r…
研究结果证实了SBR/BR/LDPE完全硫化共混型热塑性弹性体是以塑料为连续相,交联了的橡胶颗粒为分散相的形态特征。
So if we want to talk about the volume of that, we just talk about the surface area, which is 4 pi r squared, and we multiply that by the thickness d r.
如果我们要讨论它的体积,我们要用的是表面面积,也就是4πr的平方,乘以厚度dr
We're saying the probability of from the nucleus in some very thin shell that we describe by d r.
某一非常薄的壳层dr内,一个原子的概率,你想一个壳层时。
And we reasoned that these two eventually reach some kind of an equilibrium separation which we are using lowercase r to represent.
我们推导,这两个最终能达到,某种平衡分离,我们用小写的r代表。
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