1.
The crude dye is collected on a filter and then recrystallized from ethanol containing a small amount of piperidine.
粗染料过滤，然后在少量含有哌啶的乙醇中重结晶。
2.
colour sieveing unit
染料溶液过滤器,滤[色]浆器
3.
testing method for dispersion stability of disperse dyes : filter test method
分散染料分散性能测定方法-过滤法
4.
Determination of large particles in dyestuffs (Single layer cloth method)
GB/T5542-1985染料大颗粒测定方法单层布过滤法
5.
Desalination and Concentration of Reactive Dye Solution by Nanofiltration Membranes and the Process Simulation;
纳滤膜法染料脱盐浓缩的实验研究和过程模拟
6.
Desalination and Concentration of Aqueous Dye Solutions by Nanofiltration Membranes and the Process Simulation;
纳滤膜法染料水溶液的脱盐浓缩及其过程模拟
7.
Determination of dispersibility for disperse dye (Filter test of double filter papers)
GB/T5540-1985分散染料分散性能测定方法双层滤纸过滤法
8.
A filtering substance, such as filter paper.
过滤材料有过滤作用的材料，如滤纸
9.
Experimental Study on Recovery of Dyestuff From Dyeing Wastewater by Nanofiltration
纳滤回收染料废水中染料的实验研究
10.
filtering maerials
过滤材料(未加工塑料)
11.
Filtration Technology Study of Biological Filter of the New Type of AC Media;
新型AC滤料生物滤池过滤技术研究
12.
Filtration Behavior Research of Uniform Media in Direct Filtration Process;
均质滤料直接过滤过程中的过滤特性研究
13.
Reserch on Filter Combined Grainy Filter Material and Fiber Filter Material
颗粒状滤料与纤维状滤料组合式过滤器的研究
14.
A Study of Filtration Fabric s Purifying Performance to PM_(10);
过滤材料对PM_（10）的过滤性能研究
15.
metal disc fuel filter
金属盘式燃料过滤器
16.
plastic impregnated element
浸渍塑料的过滤元件
17.
filter for dust respirators
防尘口罩用过滤材料
18.
rotary vacuum string discharge filter
线排料回转真空过滤机