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- Based on the literatures,in this paper,the preparation principle of organic substances of hypophosphorous acid are discussed. 本文在查阅文献资料的基础上,对几种典型的有机次膦酸的制备原理及应用进行了综述。
- In this paper, Ti PbO 2 and Ti Ru used as anode and stainless steel used cathode in producing hypophosphorous acid by electrolytic process with four compartment electrodialytic cell was studied. 本文采用四室电渗析槽;分别以钛涂钌电极和钛基二氧化铅电极为阳极;不锈钢为阴极;进行了电解法制备次磷酸的实验研究.;并从阳极电位、产品浓度、产品效率等方面对两种阳极材料进行了综合比较
- 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。
- hypophosphoric acid 连二磷酸
- ELECTRODIALYTIC PRODUCTION OF HYPOPHOSPHOROUS ACID 电解法制备次磷酸
- 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。
- 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。
- Carbolic acid can be used to make antiseptic. 石炭酸可用来做防腐剂。
- The acid eats into metals quickly. 酸腐蚀金属很快。