Poly(vinyl alcohol)(PVA)-based polyanion was prepared by esterification of PVA with sulfuric acid.

硫酸与聚乙烯醇(PVA)经酯备PVA聚阴离子电解质。

This polythene sheet should serve to keep out the rain for a while.

这种聚乙烯塑料应该可挡一会儿雨。

The grey vinyl floor gave way to carpet tiles.

灰聚乙烯基地面换成了方块地毯。

Conclusions The facial appearance is improved by the above operations in cases who have worn artificial eye a long time, particularly the insertion of Medpor for correction of lower lid chalasis.

结论通过上述手术可使长期配戴义眼患者的外观改善，特别是聚乙烯复合体眼睑插片用于治疗下睑松驰无力临床疗效满意。

Three-dimensional flow field in the elutriator of polythene packed system is simulated based on the standard k-e model provided by FLUENT, is studied firstly to improve the separation efficiency.

为进一步提高聚乙烯粒料包装系统淘析器的分离效率,对系统内气相流场进行了分析。

Co-gasification of Huainan coal, waste wood and waste polyethene (PE) to produce fuel gases with high H2 was carried out on a fluidized bed reactor in out laboratory.

开展了利用煤、废木聚乙烯废料进行共气备富氢燃料气的。

Make of polyethylene(pe)sheets of filmtreated with a layer of non-out gassing. Pressure sensitive adhesive. Removes dirty and contamination from shoes in cleanroom entrways, gowning areas, etc.

粘尘垫由一块受处理无气体漏出、粘性强的聚乙烯胶片成，在无尘室及净区域过道内用于鞋子的去尘去脏。

Chlorinated Polyethylene (CPE) is a macromolecule and orderless chloride of Polyethylene.It is a rubber shaped plastic, which after being vulcanization treatment, can turn into elastic rubber.

氯聚乙烯（CPE）是聚乙烯一种高分子无规则氯物、橡胶状的塑料，经过硫处理后可变成弹性体橡胶。

The main materials we used are including silicone rubber, fluorubber, natural rubber, neoprene rubber, EPDM, butyl rubber, polyurethane, polyethylene, EVA, ABS, PP, and PVC.

使用的原料有硅橡胶、氟橡胶、天然橡胶、氯丁橡胶、三元乙丙橡胶、丁基橡胶、聚氨脂橡胶、聚乙烯、聚丙烯、EVA、ABS、PP、PVC等。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

了由聚N-乙烯基甲酰胺的碱性水解得到的聚乙烯胺在芦苇浆麦草浆造纸中对纸张的增强、助滤助留作用。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲醛、丁醛、糠醛对重氮感光胶中的主要成分聚乙烯醇进行改性,增强感光胶的耐水性耐磨性。

Objective To evaluate the effect of bronchial artery embolization (BAE) with polyvinyl alcohol (PVA) foam and gelatinum sponge (GS) for serious hemoptysis.

目的评价聚乙烯醇(PVA)加明胶海绵(GS)栓塞支气管动脉治疗大咯血的疗效。

Gatifloxacin eyedrops was prepared with benzalkonium as bacteriostat,NaCl as osmotic-pressure regulating agent and PVP as thickener:The content was determined with HPLC.

苯扎溴铵为抑菌剂,氯钠为渗透压调节剂,聚乙烯吡咯烷酮(PVP)为增黏剂,备加替沙星滴眼剂;采用高效液相色谱法测定含量。

Using the method of latex polymerization,poly vinyl acetate was synhesized with PVA as protective colloid,which was crosslinked with formylamine-group containing component.

采用乳液聚合的方法,乙酰聚乙烯醇为保护胶体合成聚醋酸乙烯乳液,并用含甲酰胺基的乙组分与其交联。

Testing results showed that the reactive dyes of medium and high substantivity and with vinylsulphone or monofluorotriazine groups were particularl...

大豆蛋白聚乙烯醇组分同时染色,对保证纤维表面的颜色均一性是十分重要的。

In this paper,crosslinking Poly Vinylpyrrolidone(PV PP) wassynthesized.Treatment of oolong tea beverage with PVPP and treating con ditions were investigated.

合成了交联聚乙烯吡咯烷酮(PVPP)，了PVPP对乌龙茶饮料的处理效果与条件。

A two-step process for preparing silane-crosslinked polyethylene (PE) insulant for power cable was developed in this paper.

采用两步法备了硅烷交联聚乙烯(PE)电力电缆绝缘料。

The result of experiment shows that polyethylene cerate and bentonite pregel play important roles for flash primer.

实验结果说明，聚乙烯蜡膏，膨通预凝胶在闪光漆中有着重要作用。

The reaction between polystyrene having oxazoline groups(RPS) and chlorinated polyethylene(CPE) was investigated by FTIR, DSC methods.

用FTIR、DSC等方法了含恶唑啉官能团的聚苯乙烯(RPS)与氯聚乙烯(CPE)之间的反应。