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- This paper presents one's opinion for reduction course in alkali sulphide reduce nitro compound. 本文对硫化碱还原硝基化合物的反应历程写法提出了自己的见解。
- A new route of using the mirabilite resources to produce alkali sulphide,and then derive o-phenylenediamine was introduced. 青海省芒硝资源丰富,本文介绍了一种利用青海省芒硝资源生产硫化碱,再配套生产邻苯二胺的新思路。
- Qinghai province has abundant mirabilite resources.A new route of using the mirabilite resources to produce alkali sulphide,and then derive o-phenylenediamine was introduced. 青海省芒硝资源丰富,本文介绍了一种利用青海省芒硝资源生产硫化碱,再配套生产邻苯二胺的新思路。
- Qinghai province has abundant mirabilite resources.A new route of using the mirabilite resources to produce alkali sulphide, and then derive o-phenylenediamine was introduced. 摘要青海省芒硝资源丰富，本文介绍了一种利用青海省芒硝资源生产硫化碱，再配套生产邻苯二胺的新思路。
- Keywords mirabilite;alkali sulphide;o-phenylenediamine; 芒硝;硫化碱;邻苯二胺;
- This kind of soil contains much alkali. 这种土壤含碱丰富。
- alkali sulphide 碱性硫化物
- Hydrogen sulphide: Rotten egg gas. 硫化氢（味）：臭鸡蛋味。
- Cyclization occurs readily with dilute alkali. 遇到稀碱就容易环化。
- The acid and alkali are combined into salt. 酸与碱化合成盐。
- Of, relating to, or containing an alkali. 碱的与碱有关的或含碱的
- The key problem is to overcome alkali in the soil. 关键在于控制土壤里的碱分。
- Are using lime as the cheapest alkali. 最廉价的碱。
- This kind of soil containsmuch alkali. 这种土壤含碱丰富。
- Effect of Saline Alkali Soil Stress on Zea mays L. 土壤的盐碱化对玉米的胁迫作用。
- The acid and alkali are combined in salt. 酸与碱化合成盐。
- Acid and alkali are the basic concept of chemistry. 酸和碱是化学的基本概念。
- An alkali or ionised cleaning or emulsified agent. 一种碱或表面活性剂。
- And the sulphide mineral deposits lie directly on the sea floor. 而硫化物矿藏直接坐落在海床上。
- The soil transformed from acid to alkali. 土壤由弱碱性向弱酸性演替；
