BackgroundElectron cyclotron resonance heating (ECRH) is an important heating and plasma current control method for the HL-3 tokamak. Microwave inject into plasma through the launcher. which is an important part of the ECRH system. The ECRH launcher system of HL-3 tokamak consists of three launchers. https://www.ealisboa.com/limited-stock-Purple-House-Arrethe-Bush-Balm-Soap-quick-super/