1) open-air piping
露天管线
2) Exposed pipeline
裸露管线
3) open antenna
室外天线,露天天线
4) rough bore hose
露线式胶管
5) nose passes up through the horizon
机头露出天地线
6) antenna casing
天线套管
1.
The paper describes the stretching technique and its related theory about the development and research for the antenna casing made of brass, with thin wall and minor diameter.
介绍了开发研制薄壁黄铜小直径天线套管的拉伸工艺及理论,并对拉伸断裂的塑性变形理论进行了分析探讨,进而对游动芯头拉伸与应用,提出工艺改进和提高管材表面质量的措施。
补充资料:露天
1.指室外。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条