您要查找的是不是：
- depression of pour point 倾点降低
- Depression of the pour point of diesel oil and improve its fluidity in subzero. 降低各种柴油的冷凝点和冷滤点，提高其低温流动性。
- Mass fraction of Pt being 0.4%, that of F being 1.50%, the bifunctional catalysts prepared by tertiary ammonium exchange h ave better property of pour point depression. 经 3次?交换 ;w(Pt)为 0 .;4%25;载体酸性改进剂w (F)为 1
- Effects of raw material and product color of alkyl naphthalene on the pour point depression of lube oil were investigated. 考察烷基萘的原料（石蜡熔点）和产品色度对该剂降凝效果的影响。
- At last,we discuses the use of pour point depressant and viscosity reducer for super viscosity crude oil. 同时对特稠油的降凝降粘应用作了一定探讨。
- Synthesis and purification of long chain alkyl acrylate as intermediate of pour point depressant were introduced . 介绍了降凝剂中间体丙烯酸高碳醇酯的合成和产品分离提纯方法。
- An application of wheel flow simulator in the evaluation of pour point depressant is described in this paper. 探讨了用转轮流动模拟器评价原油降凝剂的效果和模拟输油管道输送添加降凝剂含蜡原油的工业性试验的可行性。
- The acrylate-acrylamide copolymers [PAA] were synthesized.The effect of pour point depressants on the rheological properties and the pour point depress mechanism were investigated. 合成了丙烯酸二十二酯-丙烯酰胺共聚物(PAA)降凝剂，考察了降凝剂对原油流变性能的影响，并探讨了降凝剂的降凝机理。
- The qualified 3 # softening jute oil was obtained by blending, sodafining,treating with earth and adding of pour point degressent. 对调合油样进行碱洗、白土精制和添加降凝剂处理，获得合格的3%23软麻油。
- Study on the Progress of Pour Point Depressant 原油降凝剂研究进展
- Issues in the Research of Pour Point Depressant 降凝剂研究中应注意的问题
- She shivered with her depression of mind and body. 她身体疲乏，精神沮丧，浑身在颤抖。
- Today, I must the bitter water of pour bellyful. 今天，我不得不倾吐满腹的苦水。
- Research About BEM Series Pour Point Depressant of Crude Oil BEM系列原油流动性改进剂的研制
- He confessed to a strange depression of his spirits. 他承认自己情绪异常消沉。
- The depression of the constellation fell below the horizon. 星座的俯角降到了地平线以下。
- Study and synthesis of pour point depressants for crude oil 原油降凝剂的研制
- Effects of pour point depressants on crystal lattice parameters of waxes 降凝剂对蜡晶晶格参数的影响
- Synthesis and processing of intermediate of pour point depressant for crude oil 原油降凝剂中间体的合成及处理
- The act of pouring molten material into a mold. 铸入把熔化的物质注入一个模具的动作
