... direct reading reflector meter 直读式反射仪 direct reading spectrograph 直读光谱分析仪 direct reading spectrometer 直读式分光计 ...
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direct-reading spectrograph 直读光谱分析仪 ; 光电直读光谱仪 ; 直读光谱仪
photoelectric direct-reading spectrograph 光电直读光谱仪
Direct reading photoelectrical spectrograph analysis 直读光谱分析
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The paper discussed the factors that affect analytical results of sulfur in steel by photoelectric direct reading spectrograph.
本文探讨了影响光电直读光谱法测定钢中硫元素的因素。
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