聚乙烯

Collagen-chitosan-polyvinyl pyrrolidone blend film s were prepared successfully by solution method,and characterized by FT-IR,X-ray diffraction and optical transmittance.

利用溶液共混法成功制备了新型生物膜材料——胶原蛋白—壳聚糖—聚乙烯吡咯烷酮共混膜，通过红外光谱、X-射线衍射和透光率测试表征了共混膜的结构，同时测定了共混膜的力学性能，考察了溶液pH值对共混膜吸水率的影响。

Fourth, surface pressure - mean molecule area curves of nervonic and polyvinyl pyrrolidone at different molar fraction (0～1.0) were measured and analyzed.

第四，研究神经酸和聚乙烯吡咯烷酮(PVP，polyvinyl pyrrolidone)混合单分子膜在神经酸的摩尔分数0～1.0的表面压-平均分子面积曲线。

The sheet-like α-Co2 composed of the uniform nanoparticles was successfully prepared using cobalt chloride as the raw material and polyvinyl pyrrolidone as the dispersant by chemical precipitation method.

以氯化钴为原料，聚乙烯吡咯烷酮为分散剂，采用化学沉淀的方法制备出由纳米粒子组成的片状α-Co2。

Chitosan and film-forming properties of polyvinyl pyrrolidone dissolved outstanding performance, made of composite membrane, through the composite membrane-embedded and glyoxal cross-linking role of the glassy carbon electrode have a common fixed-horseradish dismutase enzymes and hemoglobin, Fe 63-/4- body as an electronic transmission.

利用壳聚糖成膜性能及聚乙烯吡咯烷酮优异的溶解性能，制成复合膜，通过复合膜包埋和乙二醛交联作用在玻碳电极上共同固定辣根过氧化物酶和血红蛋白，Fe63-/4-作为电子传递体。

TiO2 hollow nanofibers have been successfully synthesized by an electrospinning technique, using Ti(OC4H9)4, polyvinyl pyrrolidone and absolute ethanol as the starting materials.

采用静电纺丝技术，以钛酸丁酯[Ti(OC4H9)4]、聚乙烯吡咯烷酮和无水乙醇为原料，制备了TiO2空心纳米纤维。

Radiographical evaluation showed one hip with focal osteolysis, mean linear wear rate of 0.15 mm/ year and mean 10.4° for angle with vertical line.

影像评估显示1髋出现局灶性骨溶解；聚乙烯内衬平均线性磨损率为0.15mm／年，与垂线的成角平均为10.4 ；髋臼外展角平均为46 ；垂直距离平均为10.5mm，水平距离平均为8.7mm。

In the deep processing of agricultural and food products, there are some key technological problems of system design on the domestic traditional reelable vacuum aluminium coating system, including mass process parameters, bad process duplication, unstable production quality caused by complex operation, and high equipment failure rate. A newly developed reelable vacuum aluminium coating system with 1500 mm-wide thin plastic films was designed with high vacuum technology in order to satisfy the vacuum aluminum coating of more than 1500 mm-wide, such as polyethylene terephthalate, oriented polypropylene, polypropylene cast film, polyvinyl chloride.

为满足农产品及食品深加工中1500 mm幅宽以上的聚脂薄膜、定向聚丙烯薄膜、聚丙烯流涎薄膜、聚乙烯薄膜的真空镀铝，针对国内卷绕蒸发式真空镀膜机设备存在的工艺参数多、工艺重复性差、操作复杂、产品质量不稳定、设备故障率高等问题，采用高真空技术研制了宽幅卷绕蒸发式高真空镀膜机。

This paper summarized the development of metallocene catalyst and single-site center technology, and introduced the developing trends of polyethylene producing processes including bimodal PE production technology, responser new disposition technology and condensed and super-condensed technology.

概述了茂金属催化剂和单活性中心技术的发展，介绍了聚乙烯生产技术新的发展动向，如双峰PE生产技术、反应器新配置技术、冷凝态和超冷凝态技术。

The effect of gamma irradiation on the rheological properties of HDPE and its blend with STC was studied through high pressure capillary rheometer and advanced rheometric system Rheometrics parallel-plate rheometer.

采用高压毛细管流变仪及平行板流变仪研究了γ射线辐照高密度聚乙烯及其与绢英粉共混体系的流变性能。

The flow properties of linear low density and low density polyethylene blend under the extrusion conditions were investigated with capillary rheometry .

LLDPE为新一代聚乙烯，其制品在存放及使用过程中显示出一些突出的特点，如优异的机械强度、耐环境应力开裂性、耐热性、耐寒睦和抗翘曲性等。

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。