1) 3R powder
3R粉
1.
According this the 3R powder substituted for seacoal was made.
用单纯形重心设计 ,优选出了这 3种材料的合适搭配方案 ,制成了既具有防粘砂效果又具有抗夹砂能力的煤粉代用材料 3R粉。
2) C.I.reactive violet 2
紫(3R)
4) 3R principles
3R原则
1.
However,there are many defects in the process of developing recycle economy: failing to conform to the 3R principles;heavy secondary pollution;ambiguous producer responsibility;the concept of consumption remaining unchanged.
但浙江省循环经济的发展仍有很多不足之处:未充分体现3R原则,二次污染严重,生产者责任不明确,消费观念未改变等。
6) 3R principle
3R原则
1.
We adopted various teaching patterns and introduced the internationally accepted 3R principle(refinement,reduction and replacement) into the teaching of Laboratory Animal Science course,which has obtained satisfactory results.
随着生物医学的发展,动物实验所引发的伦理学冲突越来越多,作为以实验动物和动物实验为研究对象的实验动物学担负起了缓解这种冲突的任务,我们尝试采用多种教学形式、将国际上广泛接受的减少、替代、优化为主的3R原则引入到"医学实验动物学"教学中,收到了良好的效果。
2.
According to the 3R principle in recycling economy,this article discussed the effective use of aged asphalt pavement,resource recov- ery and social,environmental and economical assessment,confirmed that recycle technology of aged asphalt pavement meet the necessity of re- cycling economy.
本文从循环经济的3R原则角度出发。
3.
The system model of manufacturing for cycling economy, and particular implementation of3R principle of cycling economy are explored.
本文研究了面向循环经济的制造业系统模式、循环经济的“3R原则”在系统模式中的具体体现,探讨了制造系统实施循环经济的信息体系。
补充资料:"球粒"硅微粉
“球粒”硅微粉在国内罕见。矿产资源研究所掌握全国范围内的矿产资源和先进的矿产品加工技术,选用高品质石英原矿,经独特工艺加工而成的一种高强度、高硬度、惰性的球型颗粒,其主要成-分sio2含量99.6%以上,密度为2.65,莫氏硬度为7,细度在325目至5000目之间,白度在70-94之间, 具有合理可控的粒度范围,外观为白色粉末状。
经电镜分析,硅微粉颗粒形态为近等轴状六角多面体形,被称为“球形”颗粒。
硅微粉主要由微晶质石英组成,sio2含量大于99.50%, 硅微粉中有害元素含量极低,均低于检出极限。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条