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- The preparation of nitrohumic acid with longko lignite as start material, the synthesis principle of the coordination compounds, the reaction conditions and the properties of chemical bonds of the ... 主要研究了以龙口褐煤为原料制备硝基腐植酸、聚磷酸盐与微量元素配合物的原理,反应条件及配合物的化学键性质。
- 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。
- nitrohumic acid 硝基胡敏酸
- 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。
- Now they wear rubber fingers treated with lactic acid. 现在他们戴上了用乳酸处理过的橡皮指套。
- The acid in the rain slowly ate away at the stone wall. 雨水中的酸性物质慢慢侵蚀着石墙。