negativeion 中文意思是什麼
negativeion
解釋
負離子-
With nearly 1000 varieties of plasma generators positive and negativeion generator, negative ion generators and ozone generators, our company is one of the manufacturers who feature most complete varieties and biggest production volume
正負離子發生器等離子發生器負離子發生器及臭氧發生器的規格品種上千種，是目前全球同行產品規格最全產量最大的製造廠家之一。 -
Determination of organochlorine pesticides in river water by gas chromatography - negativeion chemical - ionization mass spectrometry using large volume injection
質譜大體積進樣負化學電離法測定河水中的有機氯農藥 -
In order to avoid the effect of the expectations by the people in the experiment that any treatment would help them, the scientists used deactivated or low - dose negativeion generators as placebos
為了避免人們期望療效的心理反應對研究結果所產生的影響，這些科學家用一種經過抑制只會放出少量負離子的裝置來作為安慰劑給另一組病人。
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