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X射线荧光光谱仪
X-ray fluorescence spectrometer
参考页数：10P.;A4
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X射线衍射仪
X-ray diffractometer
参考页数：10P.;A4
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X射线衍射仪 技术条件
Specification of X-ray diffractometer
参考页数：11P.;A4
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X射线晶体定向仪
X-ray orientation apparatus
参考页数：14P.;A4
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固体材料产生特定光学烟雾密度的试验方法
Test Method for Specific Optical Density of Smoke Generated by Solid Materials
参考页数：
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固体材料产生特定光学烟雾密度的试验方法
Test Method for Specific Optical Density of Smoke Generated by Solid Materials
参考页数：
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固体材料产生特定光学烟雾密度的试验方法
Test Method for Specific Optical Density of Smoke Generated by Solid Materials
参考页数：
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Standard Test Method for Specific Optical Density of Smoke Generated by Solid Materials
参考页数：26P.;A4
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噪声辐射测量
Evaluation of Visibility from Powered Industrial Trucks
参考页数：
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纸张和纸板.不透明度（纸基）的测定.漫反射率法
Paper and board -- Determination of opacity (paper backing) -- Diffuse reflectance method
参考页数：10P;A4
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