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- Distribution of drip-applied orthophosphoric acid on Panoche clay loam directly under the emitter. 表6 Panoche 粘土滴头下滴灌施正磷酸的分布 Table 6.
- The reaction is carried out in the presence of orthophosphoric acid,with the yield of NPMI above 85%,and the purity of product above 95%. 该法以磷酸为催化剂,得到收率>85%25,纯度>95%25的N-苯基马来酰亚胺。
- The reaction is carried out in the presence of orthophosphoric acid, with the yield of N-PMI above 85%, and the purity of product above 95%. 该法以磷酸为催化剂，得到收率>85%25，纯度>95%25的N-苯基马来酰亚胺。
- The effects of orthophosphoric acid concentration in precursor preparation with n pentanol as reductive agent on vanadium catalyst behavior were studied. 实验考察了以正戊醇为还原剂的前驱体制备过程中磷酸浓度对催化剂性能的影响。
- orthophosphoric acid, phosphoric acid 正磷酸; 磷酸
- a solid acid formed by reactions of orthophosphoric acid 一种固体酸，由正磷酸反应形成
- a solid acid formed by reactions of orthophosphoric acid. 一种固体酸，由正磷酸反应形成。
- The production of glyphosate from orthophosphorous acid and pure diacid substituting for dilycolamidic acid was described,and the process was improved with high yield. 简述了固体亚磷酸和纯二酸替代亚氨基二乙酸盐酸盐和液体亚磷酸生产草甘膦工艺,为大生产工艺改进,提高草甘膦生产收率。
- Keywords N-phenyl maleimide;synthesis;decompressed azeotropic method;orthophosphoric acid; 苯基马亚酰亚胺;合成;减压共沸法;磷酸;
- 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。
- 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。
