Dichromate titration
[化] 重铬酸钾法; 重铬酸钾滴定法; 重铬酸盐法
🗣️ 情景例句
You have to study English, don't you?
你必须学英语,不是吗?
One can tell the difference almost at a glance, for a spider always has eight legs and insect never more than six.
人们几乎一眼就能看出二者的差异,因为蜘蛛都是8条腿,而昆虫的腿从不超过6条。
更多情景英语 ›