您要查找的是不是：
- Progress of Methylene Fluoride Production by Gaseous Phase Fluorination 气相氟化法合成二氟甲烷的研究进展
- methylene fluoride [化] 二氟甲烷
- This paper reports the function of anhydrous potassium fluoride and acetonitrile in C-alkylation of active methylene group of acetoacetic ester. 无水氟化钾和乙腈在乙酰乙酸乙酯活泼亚甲基的C-烃基化中的作用。
- Na5 Diethylene Triamine Penta (Methylene Phosp... 二乙烯三胺五亚甲基膦酸五钠（固体） DTPMP.
- Main methylene chloride and chloroform sales. 主营二氯甲烷和三氯甲烷的销售。
- Na5 Ethylene Diamine Tetra (Methylene Phos... 摘要:乙二胺四甲叉膦酸五钠 EDTMP?
- 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。
- Enolase isolated from peas was sensitive to fluoride. 从豌豆提取的烯醇酶对氟化物敏感。
- Methylene blue: An old-timer or a compound ready for revival? 亚甲兰:一个古老但是将要重新流行的化合物?
- Use: Methylene Blue at 5 drops per gallon for 5 days. 使用亚甲基蓝每加仑水5滴用量，连续5天。
- Nax Sodium salt of Diethylene Triamine Penta (Methylene Phos... 二乙烯三胺五甲叉膦酸钠 DTPMP?
- Na5 Diethylene Triamine Penta (Methylene Phosphonic Acid) P... 二乙烯三胺五甲叉膦酸五钠 DTPMP?
- M. = Polyoxy Methylene Resin (We can dye any color for you! M.;= 聚甲醛树脂（我们可以为您染任何颜色！）
- 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。
- 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。
