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100ppm

100ppm

100ppm

100ppm

1

These decrements in intellectual behavior were found in firemen exposed to carbon monoxide at 100 ppm for varying periods of time .

在不定期地暴露于 100ppm 浓度的一氧化碳的瓦斯检验员中，发现了这种智力行为的衰退。

2

If the level were to double again, to 1, 100ppm, which seems unlikely, you would get another degree .

如果这一浓度再翻一番至 1100 个单位（虽然这看起来不大可能），地球又将获得 1 摄氏度的增加值。

3

The products, prepared at speeds higher than 100 ppm, all had essentially the same active oxygen content .

在高于 100ppm 的速度下所得到的产物基本都具有相同的活性氧含量。

4

Lead should be less than 100ppm.

铅应少于铅应少于 100

5

Reduce calcium ion below 100 ppm by adding Soda Ash .

加入纯碱以降低钙离子浓度到低于 100ppm 。

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