钮子开关
2M-DPDT
2M-DPDT-M6
2M-DPDT-M7
2M-DPDT-VS2-VS3
2M-SPDT
2M-SPDT-M6
2M-SPDT-M7
2M-SPDT-VS2-VS3
3PDT
3PDT-M7
4PDT
4PDT-M7
