聚丙烯

It was recognized that the coagent which has proper molecular weight and suitable double－bond content could lead to suppression of PP degradation, and promote the grafting reaction simultaneously.

结果发现，较少量GTL的加入就显著抑制了聚丙烯的降解，且进一步改善了合金的相形态。

It was found that the multifunctional monomer glycerol trilinoleate is a suitble coagent in this case. By adding DCP and GTL at the proper contents, the morphology and mechanical properties of PP/AS alloys were greatly improved.

在合适的GTL与DCP用量下，反应共混不但显著改善了PP/AS合金的相形态，而且提高了合金的力学性能，初步确立了聚丙烯共混物一步反应共混挤出增溶的方法。

Composite stainless steel tube optical fiber unit,PDPE inner sheath,medium carbon steel wire armour,Ditumen coati.........

浅海光缆典型结构中心管式单层铠装结构产品型号 SOFC－ADK/4～96SM 不锈钢管光纤单元，聚乙烯绝缘内护套，钢丝铠装，沥青浇灌，聚丙烯绳外被。

The results show that polypropylene HPC wall has better seismic performance than ordinary concrete wall and HSC wall.

结果表明聚丙烯高性能混凝土剪力墙比普通混凝土剪力墙具有更好的抗震性能。

On the basis of the analysis of depositing agents that were generally used in the process of waste chrome liquor,a new complex depositing agent which is composed of sodium stearate,polyacrylamide and soldium hydroxide with proper proportion was prepared by use of condensation principle of charge effect and polymer absorbed layer.

在分析现行废铬鞣液处理可使用的沉淀剂的基础上，运用电荷效应及高分子吸附层的凝聚作用原理，研究出用硬脂酸钠、聚丙烯酰胺和氢氧化物按一定比例制成复合沉淀剂，用于废铬鞣液处理，效果良好。

SSCP was detected in exon 6 and exon9p of the gene, but not in the other exons.Results In polyacrylamide gel electrophoresis, We have not found abnormal conformer in both affected individuals and control cases. There were no differences in the DNA sequence between these two groups.

结果 在非变性聚丙烯酰氨凝胶电泳中，未发现DCM组和对照组该基因的外显子6和外显子9p出现异常构象，通过DNA测序证实两组的核苷酸序列没有差异。

The short tandem repeats is a kind of DNA sequence formed repeatedly and connectively subjected to a core unit of several base pairs.The non-interfered multi-PCR was applied with 3 loci in the same reaction system.By using the technique of denaturing polyacrylamide gel electrophoresis and silver stain,the allele frequencies distributions of 3loci:F13A01,FESFPS and vWA in 10 minority populations only resided in Yunnan Province:Bai,Dai,Achang,Jingpo,Deang,Lahu,Bulang,Hani,Pumi and Jino.A satisfactory result was obtained and some significant genetic differences were noticed in different populations.

短串联重复序列是由几个碱基对作为核心单位串联重复形成的-类DNA序列，应用3个位点在同一反应体系中进行互不干扰的多重PCR，采用高分辨力的聚丙烯酰胺凝胶电泳分离、银染法显影技术，对云南省特有的白族、傣族、阿昌族、景颇族、德昂族、拉族、布朗族、哈尼族、普米族和基诺族等10个少数民族的F13AO1、FESFPS和vWA3个位点等位基因的基因频率分布进行了调查，获得了满意的结果，在不同群体中发现一些有意义的遗传差异。

The procedure of the copolymerization was optimized through a series of experiments.

相对分子质量的大小是聚丙烯酞胺的主要性能指标之一。

The effects of concentrations of monomer and initiator and temperature on copolymerization were investigated.

接枝共聚物在1650、1616和1416 cm-1（聚丙烯酰胺PAM的特征吸收）处的红外光谱表明，在淀粉链上引入了酰胺基。

Polypropylene yarns and fabrics perform well in a broad range of fiber and textile applications including cordage, netting, and woven bags.

聚丙烯纱线和织物在许多纤维和纺织品应用中表现良好，包括绳索、网织品和编织袋。

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。