| 释义 |
定距 dìng jù distance 定距标杆 {建} going rod; 定距衬套 distance bush(ing); 定距垫圈 distance washer; 定距耳 separating lug; 定距隔块 {建} distance block (piece); 定距管 distance sink tube; pipe spacer; 定距环 distance collar (ring); 定距链节 distance link; 定距螺（旋）桨 {航空} fix-pitch airscrew (propeller); 定距螺栓 distance bolt; 定距偏差 spacing deviation; 定距片 distance (spacing) piece; 定距套管 thimble |