POLYMER-COATED FIBROUS MATERIALS AS THE STATIONARY PHASE IN PACKED CAPILLARY GAS CHROMATOGRAPHY AND THE APPLICATIONS FOR SAMPLE PREPARATION IN ENVIRONMENTAL ANALYSIS是什么意思_POLYMER-COATED FIBROUS MATERIALS AS THE STATIONARY PHASE IN PACKED CAPILLARY GAS CHROMATOGRAPHY AND THE APPLICATIONS FOR SAMPLE PREPARATION IN ENVIRONMENTAL ANALYSIS在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句