Chemical and physical properties of regenerated protein fiber 再生蛋白纤维理化性能研究
Study of effect of rare earth on chemical and physical properties of continuous casting mould flux 稀土对方坯连铸保护渣理化性能影响的研究
The chemical and physical properties of cuticular waxes indicate that they have vital functions for plant life 表皮蜡质的物理化学性质决定它在植物的生活史中起着重要的作用。
The chemical and physical properties of cuprous chloride and its manufactures and application field are introduced in this paper 摘要介绍了氯化亚铜的物理化学性质、主要生产厂家及应用领域。
Material certification ? when specified , complete chemical and physical properties of major valve components can be supplied 材料证书?如果用户要求,可以提供主要阀门部件完整的化学和物理特性资料。
Ion beam processing improved on chemical and physical properties such as conductivity , surface hardness and wear resistance 聚合物材料经高能离子注入后其电导率、表面硬度、耐磨性等性能都得到了提高。
Molecular structures , chemical and physical properties of soybean polysaccharides were summarized in this paper . the application of soybean polysaccharides in frozen food industry was also discussed 摘要介绍了大豆多糖的化学结构、化学性质和物理特性,并简要介绍了大豆多糖在冷冻食品中的应用效果。
Even if the round test bar indicates acceptable chemical and physical properties , the casting itself may have undetectable inherent deficiencies that reduce strength or corrosion resistance 即使圆形测试杆表明化学特性和物理特性是可接受的,逐渐本身仍然可能存在难于察觉的有损强度或防腐能力的内部缺陷。
Then the process was scaled up to 1l and 5l step by step . the comparison of the chemical and physical properties of nacs prepared between in large - scale and in small scale showed that the scale up was successful 用正交试验进行了500ml反应器制备条件的摸索,并将其逐步放大到1l 、 5l反应器中进行,确立了5l规模的生产工艺条件。
Chemical and physical properties of itaconic acid are introduced . 2 kinds of production methods , i . e . , fermentation and chemical synthesis , its applications and research progress in medicine , water treatment and polymers are summarized 摘要介绍了衣康酸的物理化学性质,叙述了衣康酸的2种生产方法(发酵法和化学合成法) ,及其在医药、水处理和聚合物等方面的应用和研究进展。