... spectral luminous efficiency 光谱发光效用 spectral purity 谱纯度 spectral reflectance 光谱反射系数 ...
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谱法测定二甲基二硫的纯度。
The purity of dimethyl disulfide was determined by capillary gas chromatography.
该谱仪能准确测定氟气纯度及其杂质含量。
The spectrometer can accurately determine the purity of fluorine gas and its impurities.
用DSC、FTIR、气相色谱-质谱联用以及TGA分别对产物的熔点、结构、纯度和热稳定性进行了表征。
The melting point, structure, purity and thermal degradation behavior of the product were investigated by DSC, FTIR, GC-MS and TGA .
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