critical number

基本解释

Calculating results suggest that the critical Weber number for rebounding is not a constant, but varies with the radius of droplets.
该模型指出，判别液滴能否反弹的临界韦伯数不是一个常数，而是随滴径发生变化。
This is a critical number because if you are making money, you can grow your business without needing help from anyone else. Your business is sustainable.
这是一个重要的数据，因为如果你正在赚钱，你就可以扩张你的企业而不需要来自其他人的帮助，你的企业是能够维持的。
While addressing that critical number was crucial to getting things back on track, we also needed to tackle a bigger issue: getting everyone involved in the theater to think and act like an owner.
我们一方面强调让情况好转的关键是临界值，但同时我们还需要处理一个更大的问题：让每个人都参与到剧院来并像企业主（剧院老板）一样思考和行动。
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We'll think about it in section, how you don't need to vaccinate everybody, but you just need to vaccinate a critical number in order to stop the disease from progressing through a community.
我们在讨论会上讲这个,为什么不需要给每个人都接种,但你只需要让接种人数达到一个临界值,就能阻止这个疾病在社会中传播
耶鲁公开课 - 生物医学工程探索课程节选
Agricultural villages will have existed all over the place in the late Stone Age, in the Neolithic Period, as it is known. But there is a difference and the critical difference is that a city contains a number of people who do not provide for their own support.
农业村庄在石器时代后期,以及新石器时代随处可见,但二者是有区别的,最重要的区别在于,城市能容纳,相当数量,无需自给自足的人口
耶鲁公开课 - 古希腊历史简介课程节选

He found that the critical number of cars on the road for waves of traffic to form is 40 per mile.
FORBES: How To Solve Traffic
Nonetheless, FIFA is testing the waters of goal line technology due to the critical number of bad calls made in a number of competitions.
FORBES: What Soccer Can Learn From the NFL Referee Lockout