夹头开启匙 chuck key ; west bank chuck key

钥匙开关 key switch ; key-operated switch ; key operation ; lock switch

公开密码匙 public key ; public c key

公开密匙体制 public key system

钥匙开关盒 key swetch board ; key switch box

开心锁匙 key to d heart

专用钥匙开关 Key-Operated Switches

紧急开关+钥匙开关 EK

领轨权钥匙开关 Possession Keyswitch

起动钥匙开关 starting key switch