奶粉勺底部的小洞是干什么用的? episode artwork

EPISODE · Jan 7, 2023 · 1 MIN

奶粉勺底部的小洞是干什么用的?

from 冷门知识 | 丰富你的知识储备

不知道你是否仔细观察过,有的奶粉勺勺子底部有一个小孔,你可知道,奶粉勺底部的小洞有什么用?勺子底部的小孔是用来平衡气压的,通俗地说就是用来通气的。如果没有小孔,舀奶粉的时候,勺子底部就会进入空气,形成一块悬空地带,表面看着是舀了一满勺,实际上底部空了很多,这样奶粉的用量就达不到要求了。同时对于那种沾在奶勺底部很难甩掉的奶粉,更容易倒干净。那勺子底部的小洞会漏掉奶粉吗?可能会漏出一些奶粉,但是与形成的悬空地带相比,绝对更加精准些,而且虽然有小洞的存在,但是奶粉却反倒不容易漏出去,所以不用担心奶粉漏出去导致分量变少。

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奶粉勺底部的小洞是干什么用的?

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