| 1. | The term parts per million(ppm) was widely used but frequently led to misinterpretation .
广泛使用百分之几（ppm）表示结果，但常常引起误解。
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| 2. | Concentrations of 10 ppm can be endured for only a few minutes and cause profuse lacrimation in all people .
10ppm的浓度，只需几分钟，就会使所有的人流泪不止。
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| 3. | If a bay is inclined to the general line of the base at an angle of 10 mm in 24m, the error will be 0. 1 ppm .
如果一个尺段偏离基线总方向的角度相应于24米距离上的10毫米，则误差为0110-6。
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| 4. | 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。
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| 5. | Daily inhalation of 45 to 100 ppm for several hours has been associated with symptoms of irrifability, anorexia, headache, giddness, and emotional instability .
每天吸收45至100ppm几小时，会引起各种症状，如刺激性食欲不振，头疼，眩晕和情绪不稳定等。
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| 6. | Modules using the activestate ppm package manager is difficult
模块是困难的。
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| 7. | Assessment of nonconforming levels in parts per million
百万分之几ppm不合格指标的估价
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| 8. | 50 ppm simplex , 50 ipm duplex first page out time
单页打印每分钟50页，双页打印每分钟50印
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| 9. | 20 ppm a4 lef , duplex , optional
每分钟20页a4幅面横向进纸，双面打印
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| 10. | 6 ppm a4 lef , duplex , optional
每分钟6页a4幅面横向进纸，双面打印
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