糖尿病视网膜病变(diabetic retinopa-thy,D R)是糖尿病最早的并发症之一,流行病学研究发现糖尿病视网膜病变呈逐年增高的趋势,已成为中老年人群致盲的主...
基于2个网页-相关网页
R&D 研发 ; 研究与开发
arrow-d-r 右下角
D&R Office Works 鼎丰办公家俱
A D R 药品不良反应 ; 不良反应
D R P 例如分销需求计划
M D R 肿瘤多药耐药 ; 耐药
R&D Manager 研发经理 ; 研发部经理 ; 有机合成研发主管
R&D CENTER 研发中心 ; 研发服务中心
D R Lanta Bay Resort 迪里兰打湾度假村
·2,447,543篇论文数据,部分数据来源于NoteExpress
ABBREVIATION for debtor 欠债人
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
Businesses need to train their workers better, and spend more on R & D.
各企业需要更好地培训其员工,并且在研发上有更多的投入。
In August,American Secretary of State Hillary Clinton promised more than seventeen million dollars to fight sexual violence in the D.R.C.
VOA: special.2009.10.24
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。
应用推荐