- 代表…（在正式或商业信函末尾置于人名前，表示代其发函）
pp is written before a person's name at the bottom of a formal or business letter in order to indicate that they have signed the letter on behalf of the person whose name appears before theirs.- ...J.R. Adams, pp D. Philips.
J.R.亚当斯，代表D.菲利普斯
- ...J.R. Adams, pp D. Philips.
- （p.的复数形式，即pages）
pp. is the plural of 'p.' and means 'pages'.- See chapter 6, pp. 137-41.
见第6章137–141页
- See chapter 6, pp. 137-41.
- （用于音乐作品）
In a piece of music, pp is a written abbreviation for (书面缩略=) pianissimo.
abbr.
- 页；页码
pages- See pp. 100–117.
参阅第100–117页。
- See pp. 100–117.
- （信末署名时置于另一人的名字前，表示代其发函）
used in front of a person's name when sb signs a business letter on his/her behalf- pp Chris Baker (= from Chris Baker, but signed by sb else because Chris Baker is away)
代表克里斯∙贝克
- pp Chris Baker (= from Chris Baker, but signed by sb else because Chris Baker is away)
- 极轻柔地，很弱（源于意大利语pianissimo）
very quietly (from Italian pianissimo )
- Properties of PP/ SBS Thermoplastic Elastomer Composites
PP/SBS热塑性弹性体复合材料的性能研究 - The addition of nucleating agent into PP to improve it's clarity is expounded;
文中阐述了在聚丙烯中加入成核剂以提高PP的透明性； - FH composite fire retardant for PP tufting carpet using in back-coating latex have been presented.
研究开发了FH复合阻燃剂，用于背衬胶乳阻燃法阻燃丙纶簇绒地毯。 - PP: I'm basically a problem solver.
皮特：我基本上的确算是个问题解决者了。 - Effects of some PP fibers and polymer emulsion on impact resistance and creep behavior of cement mortar were studied.
研究了聚丙烯纤维和聚合物乳液对水泥砂浆试样抗冲击性能和抗徐变应变性能的影响。 - Effects of rare earth oxides on weathering-resistance of PP were studied via the changes in mechanical properties.
通过测试复合材料自然老化实验前后力学性能的变化，研究了稀土氧化物对聚丙烯（PP）老化性能的影响。 - Capillary and Torque Rheological Behaviors of PP/ POE Blends
PP/POE共混物的毛细管和转矩流变行为 - Effect of Processing Parameter on Structure and Properties of PP/ Wood Powder Composites
加工参数对PP/木粉复合材料结构和性能的影响 - Red phosphorus as non-halogen flame-retardant additives for polypropylene ( PP) were studied.
采用包覆红磷作为无卤阻燃剂对聚丙烯（PP）进行了阻燃改性。 - High density polyethylene ( HDPE) and PP were also firmer than most buyers had expected.
高密度聚乙烯（HDPE）和聚丙烯也比大多数买家所预期的要坚挺。 - The effect of lanthanum benzoate on the rheological behavior of PP was studied.
研究了苯甲酸镧对PP流变性能的影响。 - High toughness and high transparent PP was prepared by using POE and self-made nucleating agent as auxiliaries.
以弹性体乙烯辛烯共聚物（POE）和自制成核剂为助剂制备了高韧性、高透明PP材料。 - The applied situation of the molecular weight regulators in the production of PP spunbonded is introduced.
介绍了聚丙烯纺粘法非织造布生产中分子量调解剂的应用情况。 - As Ziegler-natta-type olefin polymerisation catalyst in PP and PE polymerisation.
在丙烯和乙烯的聚合作用中作为齐格勒-纳塔型烯烃聚合中的催化剂。 - This paper discussed grain fineness and superficial activation of inorganic fillers as well as their toughening and strengthening mechanism in modified polypropylene ( PP).
讨论了无机填料微细化和表面活性化以及无机粒子对聚丙烯增韧增强机理，介绍了无机填料对聚丙烯的改性效果与应用。 - TG analyse for foamed PP, received a new method of measure AC decomposability.
对发泡PP产品进行热重分析，提出了一种测量AC分解率的新方法。 - Research Progress on Blending Modification and Marketing Analysis of Recycled PET/ PP
回收PP/PET共混改性的研究进展及市场分析 - Preparation of PP/ montmorillonite composites and study on its function
聚丙烯/蒙脱土复合材料制备与功能性研究 - The significance of developing high-shrinkage PP fiber and the method of producing high?
介绍了开发高收缩聚丙烯纤维的意义，制备高收缩聚丙烯纤维的方法。 - This model is applied to PP, PE raw material plastic products.
本型号适用于以PP，PE原料的塑料制品。 - Influence of Organosilicone on the Structure and Properties of PP/ Mg ( OH)_2 Composites
有机硅改性剂对PP/Mg（OH）2复合材料结构和性能的影响 - The nano Na-montmorillonite was filled into PP by melting method.
采用熔融法把纳米钠基蒙脱土填充到聚丙烯中。 - Objective: The paper investigated the biocompatibility of polypyrrole ( PP) with peripheral nerve tissue.
探讨聚吡咯和周围神经组织的生物相容性。 - Polypropylene ( PP) was modified by melt-mixing method, and using high softening point hard asphalt.
采用熔融共混方法，用高软化点硬沥青对聚丙烯进行改性。 - The crystal and morphology of polypropylene ( PP) films were studied by DSC, WAXD and SEM, and their tensile properties were also investigated.
采用示差扫描量热法（DSC）、广角X射线衍射（WAXD）和扫描电镜（SEM）对聚丙烯（PP）薄膜的结晶、形态进行了研究，并测试了薄膜的拉伸性能。 - As well, comparisons of CPVC and PP on the aspect of properties and chemical impedence data were tabulated.
同时比较了CPVC与聚丙烯的性能和化学阻抗数据。 - The rubber crumb modified by heavy oil and styrene copolymer was used to toughen waste PP.
用“重油”与苯乙烯共聚改性胶粉增韧废PP。 - Study on the Influencing Factors in the Tensile Property Test of PP and PS
PP和PS拉伸性能测试的影响因素研究 - The effects of chain flexibility and tacticity on the glass transition of PP have also been investigated.
并分析了聚丙烯主链柔顺性和立构规整度对高分子玻璃化转变的影响。 - By using special pretreating method before plating aiming at the characteristics of good chemical stability and hydrophobic behavior of PP.
针对PP化学稳定性好、憎水性强的特点，采用了特殊的镀前处理方法。