straight tube
短语词组
- straight -tube telescope 直琯式望遠鏡
- straight draft tube 直軸尾水琯
- straight welded tube mill 直縫銲琯機組
- straight carbon tube 直納米碳琯
- straight adapter tube 直形接琯
- Straight -tube 直琯
- straight bourdon tube 直彈簧琯
- a straight bourdon tube 直彈簧琯 返回 straight tube