Ptt 大爆卦 | ppm意思 - 前往 https://www.facebook.com/PopToxCT/photos/%E5%A0%B1%E7%AB%A0%E9%9B%9C%E8%AA%8C%E4%B8%AD%E6%9C%89%E6%99%82%E6%9C%83%E6%9C%89%E9%97%9C%E6%96%BC%E9%A3%9F%E5%AE%89%E7%9A%84%E8%AD%B0%E9%A1%8C%E4%BE%8B%E5%A6%82%E6%B6%88%E4%BF%9D%E6%9C%83%E7%A8%BD%E6%9F%A5%E8%8F%9C%E8%91%89%E9%A1%9E%E7%9A%84%E8%BE%B2%E8%97%A5%E6%AE%98%E7%95%99%E6%99%82%E7%99%BC%E7%8F%BE%E8%BE%B2%E8%97%A5%E6%AE%98%E7%95%99%E8%B6%85%E5%87%BA%E4%BA%86%E6%A8%99%E6%BA%96%E5%80%BC1ppm%E6%88%96%E6%98%AF%E8%87%AA%E4%BE%86%E6%B0%B4%E6%B0%B4%E8%B3%AA%E6%AA%A2%E6%B8%AC%E5%B8%B8%E5%B8%B8%E6%9C%83%E4%BB%A5ppm%E4%BE%86%E8%A1%A8%E7%A4%BA%E6%B0%B4%E4%B8%AD%E7%89%A9%E8%B3%AA%E6%89%80%E5%90%AB%E7%9A%84%E6%BF%83%E5%BA%A6%E9%82%A3%E9%BA%BC%E4%BD%95%E8%AC%82/2083465491903269/

你即將離開本站

並前往https://www.facebook.com/PopToxCT/photos/%E5%A0%B1%E7%AB%A0%E9%9B%9C%E8%AA%8C%E4%B8%AD%E6%9C%89%E6%99%82%E6%9C%83%E6%9C%89%E9%97%9C%E6%96%BC%E9%A3%9F%E5%AE%89%E7%9A%84%E8%AD%B0%E9%A1%8C%E4%BE%8B%E5%A6%82%E6%B6%88%E4%BF%9D%E6%9C%83%E7%A8%BD%E6%9F%A5%E8%8F%9C%E8%91%89%E9%A1%9E%E7%9A%84%E8%BE%B2%E8%97%A5%E6%AE%98%E7%95%99%E6%99%82%E7%99%BC%E7%8F%BE%E8%BE%B2%E8%97%A5%E6%AE%98%E7%95%99%E8%B6%85%E5%87%BA%E4%BA%86%E6%A8%99%E6%BA%96%E5%80%BC1ppm%E6%88%96%E6%98%AF%E8%87%AA%E4%BE%86%E6%B0%B4%E6%B0%B4%E8%B3%AA%E6%AA%A2%E6%B8%AC%E5%B8%B8%E5%B8%B8%E6%9C%83%E4%BB%A5ppm%E4%BE%86%E8%A1%A8%E7%A4%BA%E6%B0%B4%E4%B8%AD%E7%89%A9%E8%B3%AA%E6%89%80%E5%90%AB%E7%9A%84%E6%BF%83%E5%BA%A6%E9%82%A3%E9%BA%BC%E4%BD%95%E8%AC%82/2083465491903269/

PopTox 毒理科學網- 報章雜誌中有時會有關於食安的議題 ...

... 自來水水質檢測常常會以ppm來表示水中物質所含的濃度。那麼何謂ppm? ppm全名為Parts Per Million亦即百萬分之一的意思，科學記號可以記作【10−6】，PPM＝1 mg/L=1...

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