multi hole directional drilling 多开眼定向钻井
Multi-hole nozzle 多孔喷嘴
multi hole grid 多孔栅板
multi-hole flattened tubes 多孔扁管
multi-hole 多孔
Multi-hole Brick 多孔砖 ; 多排孔砖
multi-hole die 多孔模
multi-hole dam 多孔挡墙
Multi-hole mat 多孔白片
Multi-hole mould 多孔模具
It gives two kinds of new utility engineering concepts called resonance transmission chain and multi hole throttle law of shock absorber.
提出了减振器共振传递链和减振器多孔截流律等工程实用概念。
Conclusion The multi hole electric mosquito repellent mat has larger exposure area, quicker and better effect. It is a promising product.
结论多孔电热片蚊香药液挥散面积大，见效快，药效高，具有开发应用前景。
However, the radial penetration distance of umbrella spray was much shorter than that of multi hole spray and the umbrella spray Angle decreased rapidly in the early stage of spray development.
伞形喷雾径向贯穿距离远小于多孔喷雾，喷雾锥角在喷雾早期急剧减小。
应用推荐