Nocc
[计]= Navigation Operational Checkout Computer,导航操作检验计算机
🗣️ 情景例句
Have you ever been there?
你去过那儿吗？
I'm easy to please.
我很随和。
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。