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- propyl fluoride 丙基氟; 1-氟丙烷
- Aim:to prepare propyl p-hydroxybenzoate. 目的:制备对羟基苯甲酸丙酯。
- Does fluoride help prevent cavities? 氟可以防止蛀牙吗?
- Lab Experiment on Harm of Fluoride on Rubber Trees. 大气氟化物对橡胶树的伤害实验研究。
- Dried Aluminium Fluoride Producing Facility. 干法氟化铝生产装置建设。
- Study on Polyvinylidene Fluoride Coating. 聚偏氟乙烯涂料的研究。
- PH is 6.5 to 8, no sulfur or fluorid. PH值为6.;5到8之间，不含硫、氟化物。
- Fluoride has many effects on cell mem brane . 氟对细胞膜有多方面的影响。
- A satisfied result has been obtained at different PRF. 在不同脉冲重复频率下进行仿真，取得了满意的效果。
- In spotlight SAR system design, PRF selection is very important. 摘要在聚束式合成孔径雷达系统设计中，脉冲重复频率PRF的选择至关重要。
- Enolase isolated from peas was sensitive to fluoride. 从豌豆提取的烯醇酶对氟化物敏感。
- Three pulse cancellation method is used and the PRF is programmable. 该对消器采用三脉冲对消方案，脉冲重复频率可编程。
- High PRF and inverse receiver are often used in radar missile guidance. 在雷达导引头中经常采用高PRF倒置接收体制。
- It is a proven fact that fluoride strengthens growing teeth. 氟化物可以强化生长中的牙齿，这是已证明的事实。
- PRF Global Inc is a U.S.A.Corporation located in Huntington Beach, California. 脉冲重复频率全球公司是美国公司设在加利福尼亚州亨廷顿海滩，加利福尼亚州。
- Fluoride injury often is characterized by tip burn of leaves. 氟化物危害的特点是叶片顶尖灼燃现象。
- The membership number on the entry form and the PRF should be identical. 报名表上的会员编号必须与付款记录表相同。
- Since then, many studies have confirmed the value of fluoride. 从那以后，许多研究都证实了氟化物的价植。
- Propyl gallate known as a familiar antioxidant,is widely used in food industry. 没食子酸丙酯作为一种常见的抗氧化剂已被广泛应用于食品行业。
