The diphenyl-thiocarbazone extraction and spectrophotometry were developed for indirect determination of residual chlorine in water distribution system.
建立了采用双硫腙萃取光度法间接测定管网水中余氯的新方法。
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词汇 | Water distribution |
分类 | 英语词汇 英语翻译词典 |
释义 |
Water distribution
英语例句库
The diphenyl-thiocarbazone extraction and spectrophotometry were developed for indirect determination of residual chlorine in water distribution system. 建立了采用双硫腙萃取光度法间接测定管网水中余氯的新方法。
原声例句
Geologic | 地理地质类科普 Private investors would redraw the map of water distribution in the West and make a profit. 私人投资者将重新绘制西部的水资源 分布图并从中获利。 2023-36 National regulations about the amount of lead permitted in pipes have been strengthened over the years, but many old water distribution systems have not been updated and contain unsafe levels. 多年来,国家对管道中铅允许含量的规定不断加强,但许多旧的供水系统尚未更新,并且含有不安全的水平。
英语百科
Ship transport![]() ![]() ![]() Ship transport is watercraft carrying people (passengers) or goods (cargo). Sea transport has been the largest carrier of freight throughout recorded history. Although the importance of sea travel for passengers has decreased due to aviation, it is effective for short trips and pleasure cruises. Transport by water is cheaper than transport by air, despite fluctuating exchange rates and CAF charges to account for such. |
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