oxygen level造句

"oxygen level"是什麽意思   


  1. Scientists are not certain why the oxygen level dropped .
  2. Officials say air samples show oxygen levels that can support life
  3. Officials say air samples show oxygen levels that can support life
  4. Q . why are high dissolved oxygen levels better than air sparging or orc
  5. Officials say air sample show oxygen level that can support life
  6. It's difficult to find oxygen level in a sentence. 用oxygen level造句挺難的
  7. Officials say air example shows oxygen levels that can support life
  8. Officials say air samples show oxygen levels that can support life
  9. Oxygen levels of 23 % can be reached very quickly and all personnel must be aware of the hazard
    含氧量23 %是可以非常迅速地達到的,所有人都必須意識到這種危險。
  10. New technology that measures oxygen levels in the blood of a fetus was thought to offer a better way to tell which babies were truly at risk
  11. A large government study has concluded that monitoring fetal oxygen levels during labor does not lead to healthier newborns or reduce unnecessary caesarean deliveries
  12. This hematite is gray , however , because the grain size is larger . ) the layering of these distinct rock types indicates that the huronian glaciations occurred precisely when atmospheric oxygen levels first rose
  13. Because the resulting o2 concentration of 7 vol % is to close to the required concentration of o2 we have to do this twice times to get an oxygen level in the range of 2 to 3 %
    因為氧氣的體積濃度為7 % ,接近燃燒所需要的氧氣濃度值,所以必須進行兩次這樣的操作,使用氧氣濃度范圍為2 - 3 % 。
  14. Seven - eleven japan officials said the idea is to allow buyers to replenish their oxygen levels any time they feel a lack of fresh air due to stress , fatigue , or other factors , the mainichi shimbun reported tuesday
    據路透社5月16日報道,日本著名的seven - eleven便利店集團將于本月末在東京地區的便利店出售一種罐裝氧氣且6月將擴大到全國銷售。
  15. But it wasn ' t clear whether this is due to reduced oxygen levels at high altitude or because their mothers are under - nourished ? many people who live at high altitudes are relatively poor compared with those living lower down
    但是還不清楚這是由于在高海拔的地方氧氣不足,還是由于他們的母親沒有獲得足夠的營養? ?許多住在高海拔地方的人相對都比住在低處的人窮。
  16. Diarrhoea can also be caused by strange or poor food quality . other symptoms , such as dry eyes , and muscle aches are more likely to be the result of low oxygen levels in the plane cabin , dry atmosphere and lack of exercise
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