Locking devices are devices which secure the moving parts (rotor, yaw system, blade pitching system, ...) already braked to a standstill.是什么意思_Locking devices are devices which secure the moving parts (rotor, yaw system, blade pitching system, ...) already braked to a standstill.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句