| 1. | Steel pipe welding neck flanges with tongue and groove face 榫槽面对焊钢制管法兰 |
| 2. | Integral steel pipe flanges with tongue and groove face 榫槽面整体钢制管法兰 |
| 3. | Steel pipe blank flanges with tongue and groove face 榫槽面钢制管法兰盖 |
| 4. | Hubbed slip - on - welding steel pipe flanges with tongue and groove face 榫槽面带颈平焊钢制管法兰 |
| 5. | Hubbed socket welding steel pipe flanges with tongue and groove face 榫槽面带颈承插焊钢制管法兰 |
| 6. | The notch cut into a key that corresponds to such a ridge 钥匙的榫槽钥匙上切割出的对应锁眼的凸槽 |
| 7. | Wood flooring - solid parquet elements with grooves and or tongues 木地板.榫槽结构实木拼花地板构件 |
| 8. | Dimensioning and technical requirements for the fir - tree connection 枞树形榫头榫槽尺寸标注与技术要求 |
| 9. | Asbestos rubber gaskets for steel pipe flanges with tongue and groove face 榫槽面型钢制管法兰用石棉橡胶垫片 |
| 10. | Loose plate steel pipe flanges with weld - on collar with tongue and groove face 榫槽面平焊环板式松套钢制管法兰 |