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trace materials

  • 痕量物质

网络释义专业释义

  痕量物质

这些污染类的雅思词汇你能一下子从脑子里冒出来吗? ... 痕量元素 Trace elements 痕量物质 Trace materials 交通噪音 Traffic noise ...

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·2,447,543篇论文数据,部分数据来源于NoteExpress

双语例句权威例句

  • This is applicable to the label and trace of raw materials, accessory parts, semi-finished products and finished products.

    适用公司原材料配件半成品成品标识追溯

    www.jxcad.com.cn

  • A method for determination of trace mercury in materials by means of non-dispersive atomic fluorescence spectrometry has been tested.

    研究冷原子荧光测定多种物料痕量测定方法,拟定出一般矿石、锑矿、煤、土壤、硝酸银污水硝化及测定方法

    dict.cnki.net

  • With high sensitivity and specificity, the method of air pressure ionic mass spectrum (API MS) is suitable for measurements of trace materials in high purity gases.

    大气压离子API-MS灵敏度特效性特别适合于分析高纯气体中的痕量物质

    dict.cnki.net

更多双语例句
  • Rather, as a consequence of injecting water and sand into the shale formation to crack the rocks so gas and oil will flow, massive amounts of waste water comes back to the surface with significant amounts of contaminants as a result of leaching out salt, heavy metals and trace amounts of radioactive materials from the rock formation itself.

    FORBES: U.S. Energy Independence - So Close, Yet So Far

  • New regulations likely to be proposed by the State Department next year may follow guidelines being drafted by the UN and the OECD, a rich-country club, that will advise companies on how best to trace the origin of their materials.

    ECONOMIST: Congo's conflict minerals

  • It is also important to make sure that operators of Explosive Detection Systems (EDS) and Trace Detection Systems (TDS) learn to identify specific X-ray transmission properties of the materials they are called upon to identify.

    FORBES: Young Juvenile Makes An Explosive With Baby Powder And Other Tales From The URI Explosives Lab

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