查询词典 polypropylene

Thermal oxidative aging, thermal oxidative aging kinetics and hygrothermal aging of polypropylene/montmorillonite nanocomposites was especially investigated.

并主要研究了复合材料热氧老化性能、热氧老化动力学以及湿热老化性能。

OBJECTIVE: To summarize the application of polypropylene repair material in treating inguinal hernia.

目的：总结近年聚丙烯材料在腹股沟疝治疗中的应用现状。

Objective To summarize the method and experience for treatment of inguinal hernia with polypropylene mesh.

目的 总结聚丙烯补片治疗腹股沟疝的方法和经验。

Meanwhile the thickness variation of the intumescent polypropylene during burning were measured and compared with the modeling results.

实验中测量了样品在膨胀燃烧过程中的样品厚度随时间变化规律。

S The role of zinc borate in intumescent flame retarded polypropylene was studied by limited oxygen index, thermal degradation analysis and scanning electron microscope.

通过氧指数、热重分析和扫描电子显微镜研究了硼酸锌在膨胀型阻燃聚丙烯中的协同阻燃作用。

The paper investigated the effect of malayic grafted polypropylene on WF/PP interface, the respective influence of filler size and filler content on composite performance, and the influence of treatment by stearic acid, titanmi...

研究了马来酸酐接枝聚丙烯对复合材料的界面与性能的影响，竹粉尺寸及含量对复合材料力学性能及加工性能的影响，硬脂酸及偶联剂NDZ105、NDZ201、KH550 对木粉/聚丙烯复合材料界面与性能的影响，以及玻纤/木粉/PP 三相复合体系中玻纤含量和木粉含量对材料力学性能的影响。

The formation of these features and the role of the maleic anhydride grafted polypropylene were analyzed.

摘 要：采用扫描电镜研究了铝板/聚丙烯粘接试样的拉伸剪切断面形貌特征，分析了其形成原因以及马来酸酐接枝聚丙烯的作用。

If we use the monofilament polypropylene synthetic nonabsorbable cogs thread mastopexy in plastic and aesthetic surgery correctly, the excellent results will be appeared.

单丝聚丙烯合成非吸收齿状线进行无乳晕切口的乳房松垂矫治固定术中应用得当，可减少并发症、取得良好的预期效果。

Results When we used monofilament polypropylene synthetic nonabsorbable cogs thread in mastopexy plastic and aesthetic surgery, the scar complication reduced and good effects achieved. There is no incision on eola.

结果：应用单丝聚丙烯合成非吸收齿状线行无乳晕切口的乳房松垂矫治固定术后，乳房松垂美容整形术的瘢痕并发症明显减少，效果加强，乳晕无瘢痕。

Key words: mastopexy; monofilament polypropylene synthetic nonabsorbable cogs thread; eola

乳房松垂固定术；单丝聚丙烯合成非吸收齿状线；乳晕

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。