聚氯乙烯

After the first 20 hours of flight testing, I decided to add the PVC fairings to the lift struts.

后的头20小时的飞行测试，我决定加入聚氯乙烯fairings ，以电梯的

Anti-Corrosion Products of explosion-proof fans have: DWT-I FRP axial fan roof; DWT-II glass-steel roof centrifugal blower; BF4-72 C-type glass fiber reinforced plastic centrifugal fan; FBT35 FRP axial flow fan; FT30 C-type FRP axial flow fan; FRP DT Multi-wing Low Noise Centrifugal Fan; advertisement FRP fan; PVC4-62 PVC centrifugal fan; PP4-62 polypropylene plastic centrifugal fan; 4-72 stainless steel centrifugal fan; 11-62 stainless steel centrifugal fan.

防腐蚀防爆风机的产品有： DWT-I 玻璃钢轴流屋顶风机； DWT-II 玻璃钢离心屋顶风机； BF4-72 C 式玻璃钢离心风机； FBT35 玻璃钢轴流风机； FT30 C 式玻璃钢轴流风机；玻璃钢 DT多翼式低噪音离心风机；玻璃钢广告风机； PVC4-62 聚氯乙烯塑料离心风机； PP4-62 聚丙烯塑料离心风机； 4-72 不锈钢离心风机； 11-62 不锈钢离心风机。

The main products include 2715 PVC fibred-glass tubing, self-extinguishing silicone tube, Chatham acid ester glass tube, silicone rubber paint tube glass, PVC Casing Series(hardy tube, tube migration-resistant, non-toxic PE pipe, pipe stripes), plastic casing fibred outside silicone rubber, plastic outer casing fibred silicone rubber, polyester film insulating paper, fibred paper.

主要产品有2715聚氯乙烯玻璃纤维套管、硅树脂自熄管、内烯酸酯玻璃漆管、硅橡胶玻璃漆管、PVC套管系列：耐寒管，耐迁移管，无毒PE管，条纹管，硅橡胶内胶外纤套管、硅橡胶内纤外胶套管、聚酯薄膜绝缘纸、纤维纸。

The main varieties,application market and production method of heat-resisting PVC resin were introudced,and the suggestions about development of products were put forward.

介绍了耐热聚氯乙烯树脂的主要品种、应用市场和生产方法的进展状况，并提出了发展该产品的建议。

Our main products are: Digital Board with RF coaxial cables, digital bureaux symmetrical RF cables, high frequency coaxial cable, digital communications cable symmetrical, high-frequency digital transmission cables, security cables and industrial inspection, multi-structure control of an integrated multi-core cable , multimedia cables, cross-linked communications cables, control cables, shielded cables, electrical lines installed, UL electronic lines, plant rooms and so on with flame-retardant flexible cables, common backbone network cables, network cables ordinary slip, elevator cables, instrumentation cables, PTFE high temperature cables, ultra-five twisted-pair, program-controlled switchboard wiring cables, high frequency cables, low smoke zero halogen cables, various types of flame-retardant and fire-resistant cables, nylon jacket line, car line, data transmission cables, HFC access network using coaxial cable, 75 ohm foam Physics Series, CATV coaxial cable, 50 ohm series of RF coaxial cable, low loss 50 ohm series of physical foaming coaxial cable, control cable, rubber cable sets , electric welding cables, silicon rubber cables, marine cables, mining cables, PVC insulated wire and cable, computer cable, power cable, electrical wiring primer, rubber insulated wire, woven wire, high temperature wire, XLPE cables ship cables, high temperature cables, such as fire, at the same time to take a special type electric wire and cable products specifications to develop a business.

公司主要产品有：数字局用同轴射频电缆，数字局用对称射频电缆，高频同轴电缆，数字通信对称电缆、高频数字传输电缆、保安与工业检测电缆、多重结构多芯控制综合电缆、多媒体电缆，交联通信电缆，控制电缆，屏蔽电缆，电器安装线， UL电子线，机房等场合用阻燃软电缆，普通主干网络电缆，普通支路网络电缆，电梯电缆，仪器仪表电缆，聚四氟乙烯高温电缆，超五类双绞线，程控交换机配线电缆，高频电缆，低烟无卤电缆、各类阻燃和耐火电缆、尼龙护套线、汽车线、数据传输电缆，HFC接入网用同轴电缆、物理发泡75欧姆系列、CATV同轴电缆、50欧姆系列RF同轴电缆、低损耗物理发泡50欧姆系列同轴电缆，控制电缆、橡套电缆、电焊机电缆、硅橡胶电缆、船用电缆、矿用电缆、聚氯乙烯绝缘电线电缆、计算机电缆、电站用电缆、电机引接线、橡皮绝缘电线、编织电线、高温导线，交联聚乙烯电缆船用电缆、耐高温防火电缆等，同时承接特殊型号规格电线电缆产品的研制、开发等业务。

The structure of nano-scale layered double hydroxides MgAl-CO3-LDH and its flame retarding properties for PVC have been studied.

研究了纳米尺寸双羟基复合金属氧化物(MgAl-CO3-LDH)的结构及其对聚氯乙烯复合材料的阻燃抑烟性能。

A novel lead ionselective polyvinyl chloride membrane electrode was prepared using 25,27di(2thiadiazolethiooxyethyl)26,28dihydroxyl5,11,17,23tetraptertbutylcalix[4]arene as the ionophore. The influences of the nature of plasticizers and the amounts of the incorporated ionophore and ionic additive on the response characteristics of the electrode were studied.

制备了以25，27二(2噻二唑基硫代乙氧基)26，28二羟基5，11，17，23四叔丁基杯\[4\]芳烃为载体的聚氯乙烯膜铅离子选择电极；研究了电极膜中增塑剂种类及载体和离子定域体含量对电极性能的影响。

The junk ranged from bottle caps and ring-pulls to broken glass and PVC pipe fragments.

这些垃圾食物包括了瓶盖、拉罐拉环、玻璃与聚氯乙烯管道杂物。

The junk ranged from bottle caps and ring-pulls to broken glass and PVC pipe fragments.

这些垃圾食物包括了瓶盖、易拉罐拉环、碎玻璃与聚氯乙烯管道杂物。

B:硫化铅斑渍中铅的定性分析 Test methods for analysis of lead in PVC taken from insulation and sheath of electric and optical fibre cables - Method A : total lead content determination with flame excitation atomic absorption spectrometry - Method B : qualitative analysis of lead by lead sulphide staining.

NF C32-039-2006 取自电缆和光缆绝缘材料和互套的聚氯乙烯中铅的分析用试验方法。方法A：用火焰激发原子吸收光谱测定法测定含铅总量。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。