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- gum rosin with positive ion 阳离子松香胶
- Gum rosin is a kind of natural resin with high economic value. 松香是一种具有重大经济价值的天然树脂。
- Gum rosin is distilled from pine gum. 本产品由松脂蒸馏制得。
- The world gum rosin production appeares to decline in recent years. 目前世界上脂松香生产在大多数国家出现下降趋势。
- Specifications of Gum Rosin Glyceride and Hydrogenated Ros. 松香甘油酯和氢化松香甘油酯的技术指标。
- "Red Marshal" apples stored for 132 days after they were treated with negtive air ions the intact fruit ratio is 88. 2%. It is 5. 6% , 19. 8% and 28% higher than that of apples treated with positive ions and ozone and the control respectively. 红元帅苹果经不同空气离子处理;在常温下贮藏132天后;负离子处理的好果率为88.;2%25;分别比正离子、臭氧、对照高5
- Third, positive ion polyelectrolyte. (3)阳离子聚合电解质。
- The resins modified with positive ions of weaker affinity for resins have a better catalytic ability of water dissociation than those modified with positive ions of stronger affinity. 树脂经与其亲和力较弱的阳离子改性后,强化了其催化解离纯水的能力,而用与其亲和力较强的阳离子改性后则表现较差。
- I wait with suspense, with positive excitement. 我焦虑地等着,心里还挺紧张。
- If I surround my self with positive things. 如果我用正确的东西来指导自己。
- An electric terminal with positive polarity. 带正极性的一个电极
- Gardner chromaticity value and color grade of solid gum rosin was determined with a Lovibond automatic colorimeter. 采用罗维邦自动比色仪可以直接测定固体脂松香的加纳色度值和颜色级别。
- Thousands of Metempsychosis, make gum rosin became amber, he also by the end of that little vitality living in his Iii. 千年的轮回,使松脂变成了琥珀,而他,还靠着最后的那一点点生命力活在他的第三世。
- Changes in color and carbon groups of gum rosin under heat were investigated by CIE system L *a *b * and X ray photoelectron spectroscopy(XPS). 用CIE色度系统L a b 值和X 射线光电子能谱仪测定了松香颜色和含碳基团随热处理温度与时间的变化。
- A substance that ionizes in solution to give the positive ion of the solvent. 酸性物质一种在溶解时发生电离从而使溶剂带上正电荷的物质。
- Our main commodities include gum rosin, gum turpentine, sisal products, jute bag, canned vegetables, Star Aniseed, Cassia, and essentials oils est. 公司经营的主要出口产品有:松香、松节油、剑麻产品、麻袋、水果罐头、八角、桂皮、香料油等。
- The vitamin twister uses positive ion / negative ion / negative, positive ion. 维他命导入棒能令肌肤直接吸收水份和营养,使肌肤持久水嫩晶莹。
- Only in 4 months, CHFC took the second place of province gum rosin industry and becomes a famous corporate of Chuxiong state and Chuxiong city. 短短四个月内,产量居云南省松香行业第二名,成为楚雄州、市两级地区的重点企业。
- Demonstrated success initiating change with positive results. 有管理变革成功的经验。
- Gum rosin,terpene phenolic resin and malic resin were analysed and identified by FTIR.The results show this way is simple,rapid and accurate. 本文对脂松香、石炭酸松香树脂和马林酸松香树脂的红外光谱进行剖析并鉴定,方法快速、简便、准确。