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- Through one step method of neutralizing and polymerizing,the PTTP is prepared from both superphosphoric acid and potassium carbonate raw materials. 以过磷酸和碳酸钾为原料,经中和、聚合一步法制备三聚磷酸钾。
- The G family of alloys has excellent resistance to phosphoric acid and has been used in wet-process phosphoric acid evaporators, agitator shafts, pumps, and in the handling of superphosphoric acid. 族合金对磷酸具有很强的抗性并以应用于湿法磷酸的蒸发器、搅拌机轴、泵,以及高磷酸的处理。
- Study on preparation of potassium tripolyphosphate from superphosphoric acid 过磷酸一步法制备三聚磷酸钾的工艺研究
- Keywords mehtyl glycotate;methyl formate;trioxane;superphosphoric acid; 过磷酸;甲酸甲酯;三聚甲醛;乙醇酸甲酯;
- Keywords mehtyl glycotate;methyl formate;trioxane;superphosphoric acid;reaction mechanism; 乙醇酸甲酯;甲酸甲酯;三聚甲醛;过磷酸;反应机理;
- He gave me a taste of his acid wit. 他让我尝到了他敏锐尖刻之机智的滋味。
- Acid irritates the stomach lining. 酸能刺激胃黏膜。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- I am doing an experiment of neutralizing acid. 我在做一个中和酸的实验。
- Can Jones beat Smith? That's the acid test. 琼斯能击败史密斯吗?那是个严峻的考验。
- superphosphoric acid 过磷酸
- A salt or an ester of boric acid. 硼酸盐一种硼酸盐或硼酸酯
- She dropped acid in high school. 她高中时代服迷幻药。
- The metal is fretted with the acid. 金属被酸腐蚀。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- The acid has eaten through the metal cover. 酸已把金属盖子蚀穿了。
- The worker's overalls were badly burned by acid. 这位工人的工作装被酸腐蚀得很厉害。
- An acid can react with a base to form a salt. 酸可以和碱起反应而生成盐。
- This substance must be treated with acid. 这材料得用酸来处理。
- The acid burnt a hole in the carpet. 酸把地毯烧了个洞。