1.
Study on Technology of Suspension Polymerization and Properties of UPR/inorganic Powder Composite Particle;
悬浮聚合UPR/无机粉末复合微粒的工艺及性能
2.
Research on the Cobalt-free Powder Metallurgy Exhaust Valve Seat Insert of Engine
发动机用粉末冶金排气阀座无钴材料研究
3.
powder metal moulding press
粉末金属成型压力机
4.
powder metal sizing press
粉末金属精整压力机
5.
powder metal press
粉末制品成形压力机
6.
DESCRIPTION: Dark brown powder, insoluble in water and soluble in mineral acids.
形状颜色特征：黑褐色粉末，不溶于水，易溶于无机酸。
7.
DESCRIPTION: Reddish violet powder insoluble in water and soluble in mineral acids.
形状颜色特征：淡紫色粉末，易受潮，不溶于水，易溶于无机酸。
8.
It is an amorphous colorless or white powder.
它是一种无定形的无色或白色粉末。
9.
a tasteless colorless powder used medicinally as a cathartic.
一种无味无色的粉末，医学上用作泻药。
10.
Index:outward Appearance white powder,no cake.
产品外观：白色粉末、无结团、无杂色颗粒。
11.
Moulds made of natural graphite powder have been studied.
采用天然石墨粉无粘结剂冷压成型方法制作的模具有一定的机械强度，可应用于粉末冶金工艺。
12.
The barium sulfate must be a lump-free powder.
硫酸钡必须是无块的粉末。
13.
Development and Application of Needle-Free Drug Powder Delivery System;
无针粉末注射给药系统的研制与应用
14.
Study on the Effects of Powders on Powder Mixed EDM
添加粉末对混粉电火花加工作用机制的研究
15.
DESCRIPTION: Light yellow powder easy to pick up moisture and carbon dioxide from air, Insoluble in water and soluble in mineral acids.
形状颜色特征：淡黄色粉末，易吸收空气中的水分和二氧化碳，不溶于水，可溶于无机酸。
16.
DESCRIPTION: Light yellow powder easy to pick up moisture and carbon dioxide from air, Insoluble in water and soluble in mineral acid.
形状颜色特性：淡黄色粉末，易吸收空气中的水份和二氧化碳，不溶于水，可溶于无机酸。
17.
DESCRIPTION: white powder, insoluble in water, soluble in mineral acids, It should be kept in sealed containers.
形状颜色特性：白色粉末，不溶于水，易溶于无机酸，极易潮解，应置于密封器内。
18.
Effect of Ultrafine Full-Vulcanized Powder Rubber (UFPR) and UFPR/NANO-Sized Inorganic Filler Compound on Modification of Rigid Polyvinyl Chloride;
超细全硫化粉末橡胶及其纳米无机填料复合体系对硬质聚氯乙烯的改性研究