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methylphenylhydrazine test letter
释义
methylphenylhydrazine test letter
释义
[医]甲基苯肼试验(检果糖):待检液(约含果糖2克)加甲基苯肼4克和足量乙醇使溶液清澄,再加50%醋酸4毫升,加热5~10分钟,如出现甲基苯基果糖脎的红黄色针形结晶,即提示果糖
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fireextinguisher
fire extinguisher agent
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fire extinguisher bracket
fire extinguisher cabinet
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fire extinguisher (discharge) switch
fire extinguisher dry chemical
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fire-extinguisher fluid
fire-extinguisher handle
fire extinguisher hose
fire extinguisher of self-sensitive chemical
fire extinguisher of self sensitive chemical
fire extinguisher, permanently installed
fire extinguisher plant
fire extinguisher, portable
fire-extinguishers
fire extinguishers
fire extinguishers charges
fire extinguisher symbol
fire extinguisher system
fire extinguisher transfer switch
fire extinguisher trolley
英汉翻译词典包含4367426条英汉汉英翻译词条,基本涵盖了全部常用英语单词及常用语的翻译及用法,是英语学习的有利工具。
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更新时间:2025/6/23 0:22:33