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- weak acid yellow 弱酸性黄
- Air,Compressed ari, Water, hotn water, weak acid, etc. 空气、压缩空气、水、海水、热水、弱酸等。
- An acid yellow was synthesized by diazo and azo,and characterized by elementary analysis, IR and 1H-NMR. 酸性黄是经过重氮化和偶合反应合成的一种偶氮染料,对它进行了IR、1H-NMR和元素分析的表征。
- Counter etch A weak acid solution, e. G. Acetic acid, used to clean a plate chemically before coating. 清洗腐蚀剂化学性的版面清洗,在涂布乐膜前使用。它是一种弱酸溶液,如醋酸等。
- Counter etch: A weak acid solution ,e.g. acetic acid , used to clean a plate chemically before coating . 清洗腐蚀剂:化学性的版面清洗 ，在涂布乐膜前使用。它是一种弱酸溶液，如醋酸等。
- If you see patches of acid yellow flowers, single flowers on short stems almost hugging the ground, they are winter aconite. 如果你看到一片片薄薄的黄花，低矮的枝干上一丛花朵几乎要垂到地上，那就是冬乌。
- They involve a chemical equilibrium between a weak acid and its salt or a weak base and its salt. 它包含弱酸及弱酸盐与弱碱和弱碱盐之间的化学平衡。
- Apply to water, water, steam, all kinds of oils, solvents, weak acid, alkali, ethanol, and other media. 适用于水、海水、蒸汽、各种油类、溶剂、弱酸、碱、乙醇等介质。
- The total selectivity of methylphenyl oxalate (MPO) and DPO was up to 99.2% over TS?1, which was a weak acid. 以弱酸TS-1分子筛为催化剂;MPO和DPO总选择性为99.;2%25。
- The structure and properties of macroporous strong base - weak acid amphoteric resin were studied by using IR and DTA. 利用红外光谱、差热分析对大孔强碱弱酸两性树脂的结构与性能作些探讨。
- The improved synthetic process of the weak acid dyestuff, Blue BS was described in this paper. 本文重点介绍了弱酸兰BS染料合成改进工艺。
- The dyeing process and the performance of weak acid dyes using additive WMJ for wool at low temperatures are studied. 文章探讨了弱酸性染料使用低温添加剂WMJ对羊毛进行染色的工艺及染色性能。
- Weak acid, so that it can work with any insecticides, fungicides, herbicides and so on a mix of mutual synergy. 弱酸性，可使其能与任何杀虫剂、杀菌剂、除草剂等混用，相互增效。
- The emulsion of MFX is stable to dilute salt solutions,weak acid or alkali and hard water. 该产品在弱酸、碱、盐溶液中稳定,并能耐一般硬水。
- In this paper, the synthesis of Acid Yellow p-L has been carried out with the help of Surfactant DSB as the phase-transferring catalyst, followed by the successful coupling reaction, the shortened reaction time and the improved product quality. 本文介绍了用表面活性剂DSB作相转移催化剂合成酸性黄 p -L染料 ,使得偶合反应顺利进行 ,缩短了反应时间 ,提高了产品质量
- Weak acids ionize partly ( <1% ionize) in water to give hydrogen ion. 弱酸在水中部份电离(<1%25电离)，放出氢离子。
- When the weak acid is given orally, the concentration gradient for un-ionized drug between stomach and plasma tends to be large, favoring diffusion through the gastric mucosa. 当这种弱酸性药物经口服给药时，胃与血浆之间的非解离型药物浓度梯度很大，从而有利于透过胃粘膜扩散。
- Barium ion can catalyze the decolorization reaction of Erichrome Black T and dodecylbenzene solfonic sodium in a pH 5 of weak acid medium. Ba~(2+)能在pH5弱酸性介质中催化十二烷基苯磺酸钠(DBS)对铬黑T(EBT)的褪色反应.
- The existence of B2O3 is allowed in the glass web structure of FCMP and can be exactly titrated if strengthened by weak acid. B2O3能存在于钙镁磷肥的玻璃因子网络结构中，采用弱酸强化可准确滴定。
- The spirit is willing but the flesh is weak. 心有余而力不足。
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海词词典，十七年品牌
