英语词汇“brown-ring test”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	brown-ring test
释义	brown-ring test brown-ring test [′brau̇n‚riŋ ‚test] (analytical chemistry) A common qualitative test for the nitrate ion; a brown ring forms at the juncture of a dilute ferrous sulfate solution layered on top of concentrated sulfuric acid if the upper layer contains nitrate ion.
随便看	fish up out of (something) fish up out of something fish up to pull or hoist out of fish us out of fish venoms fish vibriosis fish viruses fishway fishways fish weir fishwife fishwifely fish & wildlife compensation program fish & wildlife management information system fish wintering fish wire fish (wiring tool) fishwives fishwoman fishworm fish-worship fishy fishy about the gills fishyback fishyback freight

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。