在地上停留五秒钟是将可食用食物与食物中毒区分开来的临界阈值吗？

Is five seconds on the floor the critical threshold that separates a piece of eatable food from a case of food poisoning?

youdao

那么，在地板上放五秒钟这个时间，是将可食用食物与食物中毒区分开来的临界阈值吗？

So is five seconds on the floor the critical threshold that separates a piece of eatable food from a case of food poisoning?

youdao

系统进气孔温度低于下限临界阈值。

The system inlet temperature is less than the lower critical threshold.

youdao