聚丙烯

The results indicate that the addition of any fiber increase the mechanical performance of concrete, and the reinforcing degree of sisal fiber is similar to that of polypropylene fiber.

结果表明：与基准混凝土相比，掺有纤维的混凝土的力学性能均得到提高；而经过改性处理后的剑麻纤维具有相似于聚丙烯纤维的增强效果。

In this review, basically classified by the chemical construction of dendritic skeleton, mainly focusing on the polyamidoamine, polypropylene imine, polycarbosilane, polyether and polyester systems, the recent advances in the rationally designed syntheses and their self-organized superstructure of side-chain LC dendrimers have been summarized and commented.

本文按树枝状大分子骨架的化学结构分类，对侧链型树枝状大分子液晶的设计合成、液晶相行为及其自组织超结构的最新研究进展进行总结和评述，重点介绍了聚酰胺-胺、聚丙烯亚胺、聚碳硅烷、聚醚以及聚酯树枝状大分子液晶体系。

The team members from Brunei (Dk Najibah Eradah binti PAM Al-Sufri Pg ML Kahar) and Cyprus were the first people from their respective nations, male or female, to ski to the South Pole.

来自文莱队员（星期日Najibah Eradah宾蒂聚丙烯酰胺基地Sufri页码毫升卡哈尔）和塞浦路斯（斯蒂芬妮Solomonides）从各自的国家，男性和女性的第一人，滑雪前往南极。

"Its compounds, in which it has valence 2, 3, or 4, include titanium trichloride (used as a catalyst in polypropylene production), titanium dioxide (extensively used as a pigment -with the greatest hiding power of all white pigment s-in paints, enamels, and lacquers), and titanium tetrachloride (used in skywriting, smoke screens, and as a catalyst)."

钛的化合物(其中钛的原子价为2、3或4)包括三氯化钛(在聚丙烯生产中作催化剂)、二氧化钛(在油漆、釉药和漆器中广泛用作颜料，在所有白色颜料中掩盖能力最强)以及四氯化钛(用于空中显示图形文字、烟幕以及催化剂)。

"Its compounds, in which it has valence 2, 3, or 4, include titanium trichloride (used as a catalyst in polypropylene production), titanium dioxide (extensively used as a pigment-with the greatest hiding power of all white pigments-in paints, enamel s, and lacquers), and titanium tetrachloride (used in skywriting, smoke screens, and as a catalyst)."

钛的化合物(其中钛的原子价为2、3或4)包括三氯化钛(在聚丙烯生产中作催化剂)、二氧化钛(在油漆、釉药和漆器中广泛用作颜料，在所有白色颜料中掩盖能力最强)以及四氯化钛(用于空中显示图形文字、烟幕以及催化剂)。

"Its compounds, in which it has valence 2, 3, or 4, include titanium trichloride (used as a catalyst in polypropylene production), titanium dioxide (extensively used as a pigment-with the greatest hiding power of all white pigments-in paints, enamels, and lacquers), and titanium tetrachloride (used in skywriting, smoke screens, and as a catalyst )."

钛的化合物(其中钛的原子价为2、3或4)包括三氯化钛(在聚丙烯生产中作催化剂)、二氧化钛(在油漆、釉药和漆器中广泛用作颜料，在所有白色颜料中掩盖能力最强)以及四氯化钛(用于空中显示图形文字、烟幕以及催化剂)。

In this paper, the emulsion of polyacrylamide was synthesized in the polyglycol solutions, acryl amide and sodium acrylic acid was used as the monomers.

以丙烯酰胺与丙烯酸钠为原料，在聚乙二醇水溶液中合成了聚丙烯酰胺分散液。

Fe nanoparticles were treated by situ polymerization with Acrylic amide using sodium dodecylbenzenesulfonate as dispersant, and the Fe nanoparticles coated by AM were achieved.

采用丙烯酰胺处理纳米铁粉，通过原位聚合方法，以十二烷基苯磺酸钠作为分散剂，在纳米铁粉表面包覆上聚丙烯酰胺。

The effects of modifying sodium silicate with polyacrylic amide, glucosan, kaolin clay, aluminum chloride (AlCl 3), sodium humate, soluble phenol aldehyde resin and home made soluble resin A abbrev.

探讨了聚丙烯酰胺，葡萄糖，高岭土，Al Cl3，腐植酸钠，水溶性苯酚-甲醛树脂和自制的水溶性树脂 A等对水玻璃改性的影响。

The effects of modifying sodium silicate with polyacrylic amide,glucosan,kaolin clay,aluminum chloride(AlCl 3),sodium humate,soluble phenol-aldehyde resin and home-made soluble resin Aabbrev.

探讨了聚丙烯酰胺、葡萄糖、高岭土、AlCl3、腐植酸钠、水溶性苯酚—甲醛树脂和自制的水溶性树脂A等对水玻璃改性的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。