Chemical and physical properties of regenerated protein fiber 再生蛋白纖維理化性能研究
Study of effect of rare earth on chemical and physical properties of continuous casting mould flux 稀土對方坯連鑄保護渣理化性能影響的研究
The chemical and physical properties of cuticular waxes indicate that they have vital functions for plant life 表皮蠟質的物理化學性質決定它在植物的生活史中起著重要的作用。
The chemical and physical properties of cuprous chloride and its manufactures and application field are introduced in this paper 摘要介紹了氯化亞銅的物理化學性質、主要生產廠家及應用領域。
Material certification ? when specified , complete chemical and physical properties of major valve components can be supplied 材料證書?如果用戶要求,可以提供主要閥門部件完整的化學和物理特性資料。
Ion beam processing improved on chemical and physical properties such as conductivity , surface hardness and wear resistance 聚合物材料經高能離子注入后其電導率、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 摘要介紹了大豆多糖的化學結構、化學性質和物理特性,并簡要介紹了大豆多糖在冷凍食品中的應用效果。
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 即使圓形測試桿表明化學特性和物理特性是可接受的,逐漸本身仍然可能存在難于察覺的有損強度或防腐能力的內部缺陷。
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 用正交試驗進行了500ml反應器制備條件的摸索,并將其逐步放大到1l 、 5l反應器中進行,確立了5l規(guī)模的生產工藝條件。
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 摘要介紹了衣康酸的物理化學性質,敘述了衣康酸的2種生產方法(發(fā)酵法和化學合成法) ,及其在醫(yī)藥、水處理和聚合物等方面的應用和研究進展。