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- Impregnation with ammonia or an ammonium compound. 氨化作用用氨或氨化物浸渗
- It is compatible with ammonium compounds. 它可与氨化合物混用。
- An antistatic agent of polyacrylamide quaternary ammonium compound was designed and synthesized. 设计合成了聚丙烯酰胺季铵盐类的抗静电剂。
- Objective To study general toxicity,hereditary toxicity and mutagenicity of quaternary ammonium compound detergent. 目的研究季氨化合物洗消剂的毒性、遗传毒性及致突变性。
- The oxidation of ammonium compounds into nitrates by soil bacteria. 通过硝化细菌的作用将氨的化合物氧化成硝酸盐的过程。
- Organophilic montmorillonite was obtained by the ion exchange of organic ammonium compound, which was changed into hydrophobic clay and its basal spacing was extended. 通过阳离子交换的方法将蒙脱土进行有机化处理,使蒙脱土由亲水性变成亲油性且层间距扩大。
- This article introduces the working principle and the preparation of a composite antistatic agent with the polyhydnoxyl quaternary ammonium compound as the main part. 介绍了抗静电剂的作用原理,制备出以多羟基季铵盐为主组分的复配型抗静电剂。
- Modifying Bentonite and Attapulgite with on short chain quaternary ammonium compound (QAC) tetramethylammonium (TMA) has been done. The sorption of benzene homologues in simulated groundwater by TMA modified clays has been studied. 用短链季铵盐阳离子表面活性剂四甲基铵离子(TMA)改性膨润土和凹凸棒土;研究它们对模拟地下水中苯系物的吸附作用.
- The application of smectite which is modified by quaternary ammonium compound cation surfactant,hexadecyltrimethylammonium (HDTMA) to industrial wastewater treatment has been studied. 研究了季铵盐阳离子表面活性剂十六烷基铵离子(HDTMA)改性的蒙脱土在处理工业废水中的应用。
- Any of various soil bacteria that take part in the nitrogen cycle, oxidizing ammonium compounds into nitrites or nitrites into nitrates. 硝化细菌一种参与氮环核,将氨的化合物氧化成亚硝酸盐或将亚硝酸盐氧化成硝酸盐的土壤细菌
- Production of ammonia or ammonium compounds in the decomposition of organic matter, especially through the action of bacteria. 分解成氨作用尤指通过细菌作用产生氨或氨化物的有机物分解作用
- polymeric quaternary ammonium compound 高分子季铵化合物
- quaternary ester ammonium compound 季酯铵化合物
- alkyl glucoside quaternary ammonium compound(AGQAC) 烷基多糖苷季铵盐
- amphoteric quaternary ammonium compound 两性季铵化合物
- The major sanitizers (chlorine, bromine, iodine, trisodium phosphate, quaternary ammonium compounds, acids, ozone) used for vegetable decontamination were summarized. The advantages and disadvantages were also disoussed. 摘要综述了净菜常用的消毒杀菌剂如卤素及卤素化合物、离子化合物质、有机酸、活性氧化合物等各自的优缺点。
- Oxygen enters into many compound bodies. 氧是许多化合物的组成部分。
- Air is a mixture, not a compound of gases. 空气是气体的混合物,不是化合物。
- Rose is a plant with compound leaves. 玫瑰是复叶植物。
- "Broad-shouldered" is a compound word. "Broad-shouldered"是个复合字。