常見例句雙語例句The quality of transfer switch has crucial effect on the safe operation of on-load voltage regulation switch.切換開關質量的好壞對能否保証有載調壓開關的安全運行起著決定性的作用。For comparatively smaller single-phase load, the duplicate supply single-phase transfer switch made of miniature contactors can be selected.對較小的單相負荷可採用由微型接觸器搆成的雙電源單相切換開關。 返回 load-transfer switch