大家知道 hair condition 和 hair pack 的区别吗

hair condition发质
hair pack 护发用品
e.g. It can also be used as a hair pack .
此款产品还可当作护发用品。
The analyscer is professwiona250X hairscope,which contains freezing function,let youanalyse your hair condition clcarly on the screen.
具有定格功能的专业250X检测仪，能让你在荧屏上清楚的分析发质的状况。

Hair condition 发质，发况
to condition one's hair保养头发

hair pack 发膜
hair essence 护发素