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- high humic acids coal 高腐植酸煤
- Low humic acid concentration accelerated 2,4-DCP photodegradation rate while high humic acid concentration restrained photodegradation. 腐殖酸在低浓度时,促进光降解反应的进行,在高浓度时,2,4-DCP的光降解氧化受到抑制。
- CCSA HA is of the Rp type of humic acids. 其类型属于Rp型胡敏酸。
- Humic acids promote the solubility of soil cadmium. 腐殖酸促进土壤镉的溶解性;
- The effect of brown humic acid was moderate. 棕色胡敏酸性质与影响介于富里酸与灰色胡敏酸之间。
- Humic acids are usually regarded as polymers of aromatic compounds. 腐殖酸通常被看作是芳烃化合物的聚合物。
- Thebinder of humic acid sodium obtained from wethering coal is used for briquetting fine coke producing on the vertical oven. 本文介绍了从风化煤中提取腐植酸钠作粘结剂用于直立炉粉焦成型制气。
- We obtained humic acid sodium which moulded lignite semi-coke used in ferroalloy plan from brown coal riching in Yunnan province. 利用云南丰富的褐煤资源制备了腐植酸钠作黏结剂,并用来成型铁合金厂应用的褐煤半焦。
- Humic acid is a kind of organic matter with high molecular quantity and satisfactory biological activity, and there are abundant humic acid in airslake-coal. 摘要腐植酸是一种有良好生物活性的有机高分子物质,风化煤中含有丰富的腐植酸。
- The effects of Humic acid and Fulic acid on the photolysis of acetochlor in aqueous solution under the irradiation of high pressure lamp and X enon lamp were studied. 以高压汞灯、氙灯为光源,研究腐殖质对乙草胺在水中的光解动态。
- The author introduce a new type efficient humic acid compound fertilizer with N and K.The fertilizer is synthetized by mixing chemical fertilizer with N and K into weathered coal. 本文介绍了以风化煤为基础掺合料,配以含氮、钾养分的化学肥料,制成新型高效的腐植酸氮、钾复合肥。
- The results showed that alkali lignin of rice straw is a good fertilizer raw material.It has high dissociable humic acid content and good fertilizer efficiency. 结果表明,稻草碱木素具有较高的游离腐殖酸含量,其活性高,肥效好;
- The degree of humification in soil humic acid at 900 m asl is the lowest. 海拔900m以下的土壤中均有明显的黏化层,向上土壤黏粒淋溶淀积逐渐减弱;
- We use the best lignite or peat,activity humic acid sodium manufacturing . 我们生产的活性腐植酸钠是采用中国最好的褐煤或泥炭。
- Humic acid (HA) can promote crop growth and increase fertilizer utilization. 而腐植酸具有促进作物生长、提高肥料利用率等作用。
- In 1990s, Biochemical Humic Acid"BHA"and Biochemical Fulvic Acid "BFA" which was as matter of fulvic acid but not from coal, were also widely used in the field of agriculture and medicine. 90年代利用生物技术开发的(非煤资源)类黄腐酸物质,即生化腐植酸(BiochemicalHumicAcid,简称BHA)和生化黄腐酸(BiochemicalFulvicAcid,简称BFA)在农、牧、医等领域得到了广泛应用并取得了一定成效。
- However,V in acid coal mine drainage can not be removed with the increase in pH,on the contrary,the contents of V increase with the increase in pH. 酸性矿井水中V不能够随pH的升高而去除;反而会有更多的V溶解在水中.
- In the meantime, chemical promoter 4PU-30、Yield precise, humic acid and IAA can promote single spike weight and growth of regeneration bud, which resulted in high spike numbers and high yield. 同时,化学促芽剂4PU-30、高产精、腐殖酸、IAA能够增加头季中稻单穗重和促进再生芽的萌发生长,提高穗数和产量。
- Phenol adsorption capacity increases when coal powder was milled together with KMnO4. Infrared spectra (FTIR) showed that mechanochemistry reaction occurred and the resultants mainly were humic acid salt during milling. 煤粉与KMnO_4共球磨可以增加煤粉对苯酚的吸附量。 红外光谱表明,球磨过程中发生了机械力化学反应,主要产物为腐植酸盐。
- The epidemiology of KBD provides convincing evidence that selenium deficiency in the diet and high content humic acid (HA) in the drinking water are the main causative factors of the disease in China. 根据流行病学的调查,有证据显示出患区低硒食物与饮用水中的高量黄腐酸及腐植酸是造成大骨节病主要的致病因子。