By the carbonification degree in the concentrated sulphuric acid, the mineral wax, such as paraffin wax added can be determined.
根据蜂蜡类在浓硫酸可炭化，加入石蜡蜡不炭化来测定此类掺杂。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
Defects, but you can intentionally replace a silicon atom with, say, a phosphorus atom, and then you can change the number of free electrons that are in a region of space that has that excess of what are called dopants.
缺陷， 但你可以有意用磷原子替换硅原子，然后你可以改变该自由电子的数量， 个有过多的所杂物。
The FDA regulates supplements for adulterants and to make sure that you're actually getting what you're supposedly paying for.
美国食品药品监督管理局（FDA）对补充剂进行监管，以确保其不含杂物，并保证消费者实际获得所支付的产品。
关注我们的微信
下载手机客户端
划词翻译
详细解释
类在浓硫酸
炭化，加入
蜡不
自由电子的数量， 
个
杂
