The utility model relates to a change-over switch of AC-DC electric welder.
本实用新型涉及一种交直流两用电焊机的转换开关。
LPG bi-fuel system placed in the EFI engine is introduced in this article, the fuel change-over switch in the LPG system is to control the fuel conversion.
介绍了一种可用于电喷发动机的LPG改装系统，系统设置了燃料转换开关来控制燃料的转换。
The arranged work change-over switch can alarm simultaneously by changing over the inductive alarm of human body, the induction of human body, and the air vibration.
所设置的工作转换开关可以切换人体感应报警、人体感应与空气振动同时报警。
应用推荐