聚乙烯

Catalytic co-pyrolysis of corncob/LDPE mixture was performed in nitrogen and hydrogen atmospheres

低密度聚乙烯与玉米芯混合物在氮气氛围中共同热解时，在2：8的混合

The objective is not to provide a whole living place to the affected families rather to help the Households to initiate the building of their own household areas by extending as per their own design and necessities - using the leaves, straws, polythene, or the corrugated iron shits that they have or get/collect from other sources.

这样做的目的并不是为受灾家庭提供整个生活空间，而是协助他们启动自己房屋的建造，使用他们自己的设计和物资，使用树叶、稻草、聚乙烯或废旧钢铁，以及任何他们能收集到的材料。

Sales: imported and domestic natural rubber, butylbenzene rubber, polybutadience rubber, butyronitrile rubber, EPDM rubber, butyl rubber, chlorosulfonated polyethylene tyre types superfine, smell-free, butyl, butyronitrile, color and milk natural rubbers, compound rubbers and reclaimed rubbers; raw and auxiliary materials for rubber chemical such as rubber accelerator, antiager, black, paraffin, octadecoic acid, zinc oxide, magnesium oxide, titanium pigment, coumarone and powder sulfur; different specifications of EPDM color granules, crossover antiskid rubber floor brick, plastic rubber sites, lawn layout, different specifications of antiskid rubber floor brick, rubber blind-people road brick, plant brick, tree guard brick, top adiabatic brick, road rubber reducer brick, special green rubber tyre rubber granule, rubber powder and product, different rubber and plastic pipe, adhesive tape and plate, flexible rubber soft joint, rubber stop tape, bridge extension device, natural rubber plate pedestal, water-expanding rubber, rubber and plastic air duct, PE/PP/PVC water pipe, fulgurite, flame retardant wire gutter, floor wire gutter, MC nylon product, rubber and plastic machinery and fitting relieve, and processing of different ordinary and special rubber and plastic and nylon products.

经营销售：进口、国产天然胶、丁苯胶、顺丁胶、丁腈胶、三元乙丙胶、丁基胶、氯璜化聚乙烯、轮胎类精细、无味、丁基、丁腈、彩色、乳胶类等多种型号天然橡胶、合成橡胶和再生橡胶；硫化促进剂、防老剂、炭黑、石蜡、硬脂酸、氧化锌、氧化镁、钛白粉、古马龙、工业硫磺粉等各种橡胶化工原辅材料；各种规格EPDM彩色颗粒，天桥防滑橡胶地砖、塑胶场地、人造草坪铺装、各种规格防滑橡胶安全地砖、橡胶盲道砖、植草砖、树木围护砖、屋顶隔热板、道路橡胶减速块，专用绿色环保型橡胶轮胎胶粒、胶粉及成品，各类橡胶、塑料胶管、胶带、胶板，可挠曲橡胶软接头，橡胶止水带，桥梁伸缩装置，天然胶板式橡胶支座，遇水膨胀橡胶，橡胶、塑料导风筒，PE\PP\PVC水管、电管、阻燃线槽，地板线槽、MC尼龙产品、橡塑机械及配件调剂，并承接各种普通、特种橡塑、尼龙产品加工制造。

Key words:decompressive craniectomy;cranioplasty;Polyethylene;Medpor;surgery

去骨瓣减压术；颅骨修补；高密度聚乙烯多孔材料；Medpor；外科手术

The adsorption of polyethylene chain on the hydroxylated β-cristobalite(100) surface was studied by molecular dynamics simulations.

利用分子动力学模拟方法研究了聚乙烯链在羟基化β-石英(100)表面上的吸附。

The method of calculating the crystallinity of polyethylene was studied by DSC.

论文研究和制定了用DSC测定聚乙烯结晶度的方法。

The esso essien and high level of 220 R and R 320 for compressor oil cylinder provide very good lubrication, and can process compatible with polyethylene.

埃索埃士高 R 220 和 R 320 级润滑油既可为压缩机汽缸提供很好的润滑，又能与聚乙烯过程相容。

Resins: gum dammar; PU dispersion; silicone resin, epoxy resin, alkyd, acrylic Resin, polyester resin, urethane resin, polyamide resin, amino hardener; two pack hydroxy acrylic, two pack isocyanate-free acrylic; vinyl chloride co-polymers, polyvinyl butyrals, thixotropic resin.

树脂类：达玛树脂；水性PU分散体；有机硅、环氧、醇酸、丙烯酸、聚酯、聚氨酯、聚酰胺、氨基固化剂；双组份羟基丙烯酸、双组份不含异氰酸脂丙烯酸；聚氯乙烯共聚物、聚乙烯醇缩丁醛、触变性树脂。

The tensile and the compressional deformation recovery ratios of high-density polyethylene-natural rubber blending material, the effects of temperature on its tensile deformation recovery ratio and its mechanical properties are studied, and the mechanism of its shape memory is also discussed.

研究了高密度聚乙烯/天然橡胶材料的拉伸与压缩形变回复率、温度对拉伸形变回复率的影响、力学性能，探讨了形状记忆的原理。

In this peper it is revealde that the treeing characteristics can be improved re-markably by degasification and then by SF_6-impregnation The experimental results show that the caus-es for initiation and propagation of electriecal tree are not only the effect of the energetic charge carri-ers but also the effect of oxygen in low density polyethylene.

作者采用了真空脱气后充六氟化硫(SF_6)气体的技术处理材料试样，能有效改进低密度聚乙烯的电树枝特性，把树枝起始电压和树枝起始时间提高到一个新的水平。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。