Objective to measure the efficacy of the electronic mosquito repellent in laboratory and fields, and provide the evidence for test methods.
2
人们在市场上可以见到某些电子驱蚊器,但是经过使用,皆无实际效果,有的还要发出令人厌烦的声音。
Many mosquito eraser can be seen in the markers, But none of them is really effective as a fact, Some of them are producing a kind of irritating sound.