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二英分析
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二英分析
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dioxin analysis
二英分析
对二英定性和定量的分析。二英是氯三环芳烃类化合物,是无色无味、毒性严重的脂溶性物质。二英包括210种化合物,此类物质非常稳定,熔点较高,极难溶于水,可以溶于大部分有机溶剂,是脂溶性物质,非常容易在生物体内积累,能够对人体产生严重危害。
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powder metallurgy material
powder metallurgy materials with surper-fine crystalline structure
powder metallurgy mechanical parts
powder metallurgy of metal matrix composites
powder metallurgy porous materials
powder metallurgy refractory metal materials
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