diameter ratio
短语词组
- diameter height ratio 逕高比
- well diameter enlargement ratio 井逕擴大率
- diameter reduction ratio 縮逕比
- Diameter Thickness Ratio 逕厚比
- hole diameter enlargement ratio 井逕擴大率
- blade diameter length ratio 葉片逕高比
- borehole diameter enlargement ratio 井逕擴大率
- length diameter ratio 長度直逕比;長逕比
- lift diameter ratio 陞力直逕比 返回 diameter ratio