差紫外光谱
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差紫外光谱法 uv-vis spectral titration ; uv spectral titration
紫外差分吸收光谱 DOAS
紫外差光谱 uv difference spectra
Differential ultraviolet spectrum
以上为机器翻译结果，长、整句建议使用 人工翻译 。
通过环球法和加特纳法分别测定这类物质的软化点及评定其色价、等级，并测定了这类物质的红外光谱、 紫外光谱、 荧光光谱和差热-热重变化。
The softening point of these materials was determined by ring and ball method. The gardner method was used to evaluate the colorimetry and grade. The materials were characterized in detail by IR.
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