A new process which produce copper sulfate pentahydrate and activated zinc oxide from the used catalyst by soaking in complex acid has been introduced in this paper.
本文介绍采用络合酸浸法以废甲醇催化剂为原料制备五水硫酸铜和活性氧化锌的新工艺。
Soaking these parts in a mild acid solution such as vinegar may be necessary if there is an extreme amount of calcium buildup.
如果这个组件已被钙藻严重复盖，浸泡这些零件在温和的酸性溶液例如醋是必要的。
To whiten (a metal) by soaking in acid or by coating with tin.
在…上镀锡把(金属)浸在酸中或镀锡，使之变白。
Prepared copper sulfate, sponge cadmium and zinc sulfate from abandoned mash of zincmaking plants following the step of oxidization, soaking in acid, neutralization sedimentation, replacement, etc…
研究了以炼锌厂废泥为原料，经氧化、酸浸、中和沉淀、稀硫酸溶解、置换等步骤制取硫酸铜、海绵镉和硫酸锌的工艺。
Composite quasi solid polymer electrolyte(QSPE) membrane composed of cross-linked polyacrylic acid, polymethyl acrylate, KOH and H_2O was prepared by emulsification and soaking process.
用乳化浸渍的方法，由交联聚丙烯酸、聚丙烯酸甲酯、氢氧化钾和水制备了准固态复合聚合物电解质（QSPE）膜。
Extraction technology of vanadium from the sodium roasting, the non-salt oxidizing roasting, the stone coal soaking by acid (alkali) and its evolvement process were introduced.
介绍了钠化焙烧、无盐氧化焙烧、酸(碱)浸石煤等提钒的工艺及其演变过程。
The results show that, after soaking by acid rain, dry heat shrinkage ratio of the leather increases, and the dry thermostability decreases.
结果表明：经过酸雨浸泡后，加脂皮革的干热收缩率均高于未浸泡试样，耐干热性能下降。
To simulate acid raining environment, TCLP method was used in soaking test.
考虑酸雨环境，浸出实验采用TCLP标准。
The influence of experimental conditions, which were taking the pectin out by means of soaking the sugar-beet bagasse with dilute hydrochloric acid liquid was studied.
本文讨论了利用稀盐酸从甜菜渣中浸提果胶的实验条件对产率的影响。
The influence of experimental conditions, which were taking the pectin out by means of soaking the sugar-beet bagasse with dilute hydrochloric acid liquid was studied.
本文讨论了利用稀盐酸从甜菜渣中浸提果胶的实验条件对产率的影响。
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