总的说来，此聚合物与低密度聚乙烯性质相似，但在薄膜中的强度性质要好一些，因此这就是其主要应用领域。
Overall the polymer has similar properties to LDPE, but has somewhat better strength properties in films, and hence this is its major area of use.
应用毛细管流变仪，考察了线性低密度聚乙烯(LLDPE)熔体于短口型挤出中的胀大现象及其影响因素。
The extrudate swell behaviour and the factors affecting it during short die extrusion of linear low density polyethylene (LLDPE) melt have been investigated by using a rheometer.
以少量氯化聚乙烯（CPE）混入低密度聚乙烯中，大大降低了试样中的空间电荷，电场分布趋向均匀。
To blend a small amount of chlorinated polyethylene(CPE)into polyethylene, the space charges in samples are greatly decreased and the field distribution trends to uniform.
PL偶联剂改善了HA与HDPE两相界面间的结合性能，提高了HA在高密度聚乙烯基体中的分散度和填充量。
Pl coupling agent could enhance the interface combination between ha and HDPE, and improve the dispersibility and fill content of ha in the HDPE basis.
利用振动剪切挤出装置研究了线性低密度聚乙烯(LLDPE)在振动与旋转剪切复合力场中挤出成型时的流变行为。
The new extrusion equipment has been designed to research the rheological behavior of LLDPE extrusion moulding in complex stress filed of vibration and shearing.
将少量相对高分子量的高密度聚乙烯(HDPE)加入到相对低分子量的通用级HDPE中，在复合应力场作用下挤出制成管材。
A small amount of high molecular weight HDPE was added into relative low molecular weight HDPE under compound stress field to extrude pipe.
研究了在挤出过程中超声辐照功率和时间对高密度聚乙烯(HDPE)加工流变性能及力学性能的影响。
The effects of ultrasonic irradiation power and irradiation time on processing and mechanical properties of HDPE during extrusion were studied.
实验结果表明：可使用硬脂酸锌作为分散剂，与其他物质配合，保证一定的量，将纳米氧化锌直接添加进低密度聚乙烯中可使复合材料表现良好的综合性能。
The experimental results proved that the direct addition of nano-ZnO to LDPE facilitated good combined properties for the composites by using StZn as the dispersing agent and other suitable materials.
通过对几种人工合成材料的比较，阐述了高密度聚乙烯（ HDPE）土工膜在生活垃圾填埋场防渗层中应用的优越性。
The superiority of HDPE used in barrier layer of landfill was expatiated through the comparison of several manmade composite materials.
探讨了在动态保压注射成型中少量高摩尔质量聚乙烯（HMWPE）的诱导作用对高密度聚乙烯（HDPE）结晶行为的影响。
The effect of a little amount of HMWPE on the crystallization of HDPE in dynamic packing injection molding(DPIM) was studied.
高电荷密度的聚乙烯亚胺的加入能够中和DCS中的阴离子垃圾，提高阳离子聚丙烯酰胺的助留效果。
PEI with high cationic charge density could neutralize the anionic trash in DCS and improve the efficiency of CPAM.
讨论了在化工工艺课中引入项目教学法的必要性以及项目设计的基本要求，并以高密度聚乙烯的生产作为学习项目进行了分析。
This paper discusses the necessity of introducing project-based teaching method into the chemical technology course, and some basic requirements of designing the project.
借助于装有玻璃视窗的可视化啮合同向双螺杆挤出机，对高密度聚乙烯(HDPE)颗粒在螺纹元件组合中的熔融过程进行了研究。
Extrusion of HDPE pellets in flight elements combination is studied by visualized co rotating twin screw extruder. Results show that pellets have little deformation in flight elements combination.
护套：黑色低密度或中密度或高密度聚乙烯。
结果发现，甲基丙烯酸甲酯接枝的炭黑在高密度聚乙烯中能表现出较好的PTC效应。
The effects of various grafting CB for conductive particles in the PTC composites were investigated. It showed that PTC properties of MMA g CB/HDPE composites were improved.
结果发现，甲基丙烯酸甲酯接枝的炭黑在高密度聚乙烯中能表现出较好的PTC效应。
The effects of various grafting CB for conductive particles in the PTC composites were investigated. It showed that PTC properties of MMA g CB/HDPE composites were improved.
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