熏蒸液用法：
Fumigant usage:
一般周期是2天做一次，每次一瓶，1：1.5稀释，（取20ml熏蒸液+30ml纯净水）每次20分钟，两盒为一个疗程。
The general cycle is 2 days to do once, each bottle, 1:1.5 dilution, (take 20ml fumigation +30ml pure water) every time for 20 minutes, a box for a course of treatment.