Hnub: Lub rau hli ntuj 7, 2019

Gas chromatograph tu thiab tu

Gas chromatography feem ntau khiav 24 teev vim xav tau kev tsim khoom tas mus li. Nws yog qhov nyuaj kom muaj lub sijhawm los ntxuav thiab tswj cov cuab yeej. Thaum muaj lub sijhawm tsim nyog, nws yog qhov yuav tsum tau ua kom huv huv thiab tswj cov khoom tseem ceeb ntawm cov cuab yeej kom ntau li ntau tau raws li qhov tseeb.

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