- 相关词组
- system key系统密钥
- switch lock key道岔锁闭器钥匙
- tabulator gang clear key制表机群清除键
- switch-back shaft station折返式井底车场
- synchronizing shaft同步轴
- switch padlock key道岔钩锁器钥匙
- switching track for inclined shaft斜井甩车道
- key field关键字段；键字段；关键字域；键域
- elevator shaft电梯井；升降机井；电梯通道
- switch key转换开关;电话电键,互换电键
- tabulator set key制表器[数字]设定键
- swiveling counter shaft旋转副轴
- support arm shaft支臂轴
- subsidiary shaft副井
- support shaft支架轴
- tabulator clear key制表机清除键
- tabulation key制表键
- synchronous lever shaft同步摇臂轴
- switching key切换键
- surface casing shaft guide-wall套井
