Chimneying
[冶]中心管道现象, 中心气流过大, [冶]电极洞效应, 烟囱作用(电炉电极插入炉料中形成的烟囱作用)
🗣️ 情景例句
You shouldn't have.
不该这样破费的。
Please come in and have a orange.
请进来吃一个桔子。
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。