1) ground calcium carbonate
重质CaCO3
1.
Methods for the surface modification of ground calcium carbonate were reviewed,putting emphasis on the chemical modification and mechanical modification.
介绍了重质CaCO3表面改性的方法———表面化学改性和机械力化学改性,比较了常用的表面改性剂———硅烷偶联剂、钛酸酯偶联剂、铝酸酯偶联剂,还介绍了重质CaCO3在PVC制品中的应用。
2) hyper fine CaCO3
超细重质CaCO3
1.
The mechanical properties of PVC modified by hyper fine CaCO3 were studied and compared with those of PVC modified by general CaCO3.
研究了2μm超细重质CaCO3改性聚氯乙烯(PVC)树脂的力学性能,并与普通重质CaCO3作了对比。
3) Heavy
重质
1.
Research and Preparation of Multi-functional Heavy Gas-phase An tirust Oil;
多功能重质气相防锈油的研制
4) heavy & superheavy crude oil
重质（超重质）原油
5) heavy crude oil
重质原油
1.
The viscosities of viscous heavy crude oil (wax content 4.
1、1、5、10、15、20MPa,含水率分别为0%、10%、20%、30%、50%、70%、90%的条件下,测定了新疆塔河油田高粘重质原油(含蜡4。
6) dense medium
加重质
1.
This article takes magnetite as dense medium with six different particle size distribution and study several main parameters of fluidization characteristics.
利用6种不同粒度的磁铁矿粉作为加重质研究流化床的流化特性。
参考词条
补充资料：质重
1.诚朴敦厚。 2.实密厚重。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。