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- The polymerization of propargyl chloride catatyzed by (Ph_3P)_2PdCl_2 gives brown or black powder polymers. 用(Ph_3·P)_2·PdCl_2催化丙炔氯均聚,得到褐色或黑色产物。
- Study on powdered polymer materials is an important research subject of particu-late technology. This paper reviews the preparation, properties and application examples of pow-dered polymer material. 高分子粉体材料的研究是粉体技术中一个重要组成部分.;本文综述了高分子粉体材料的制备方法、特异性能和应用实例
- Most synthetic detergents are in the form of powder or liquid. 大多数合成洗涤剂呈粉状或液态。
- Actually they even have vanilla powder. 实际上还可以加香草粉。
- A polymer of two or more different monomers. 共聚物一种由两种或多种不同单体构成的聚合物
- He takes a powder every morning. 他每天早晨吃一种粉状药。
- Influence of dry powder polymer on bulk density and water absorption of cement mortar 聚合物干粉对水泥砂浆体积密度和吸水率的影响
- Standard Specification for Latex and Powder Polymer Modifiers for Hydraulic Cement Concrete and Mortar 水凝水泥混凝土和砂浆的胶乳和粉状聚合物调节剂规范
- Borax is a kind of white powder. 硼砂是一种白色粉末。
- Shaking will settle the chalk powder down. 晃一晃把粉笔末抖落下来。
- Borax must be reduced to powder for infants. 硼砂必须研成细粉才能供婴儿使用。
- He crushed a piece of chalk to powder. 他将一支粉笔压成粉末。
- There's too much powder on your nose. 你鼻子上的粉擦得太多了。
- A molecule that can combine with others to form a polymer. 单体可以与其他分子结合形成聚合物的分子
- Excuse me, where is the powder room? 请问女厕所在哪里?
- Agitate the mixture to dissolve the powder. 搅动混合物而使粉末溶化。
- Dusted talcum powder on my feet. 在我的脚上撒爽身粉
- They mix the bran and corn powder together to feed the pigs. 他们把麦麸和玉米粉混合起来喂猪。
- Ferric Chloride alone gives polymer with benzene. 三氧化铁可单独催化苯的聚合。
- The viscosity of the polymer was 2.16 poise. 聚合物的粘度为2.;16泊。
