1) tommy bar
螺丝旋棒
2) spiral mandrel
螺旋芯棒
1.
In this study, the flow field in the spiral mandrel blown-film die had been simulated and analyzed in order to improve processing property of molding.
薄膜挤出吹塑是应用最广泛的塑料薄膜加工方法之一，而螺旋芯棒式机头则是应用最为广泛的、先进的吹膜机头。
3) The diameter of spring wire
螺旋丝径
4) spiral wire
螺旋丝
1.
An experimental study was made for steam condensation in a vertical tube with a spiral wire based on the turbulent-turbulen heat transfer model of steam-1iquid f1ow proposed by the authors,and data correlation was obtained.
引言螺旋丝是一种有效的传热强化元件，而且安装简便，使用灵活，Chiou〔1〕最先进行了研究。
5) double helix spring
双螺旋丝
1.
The experimental study of intensified condensation heat exchange with double helix spring inserted;
管内插入双螺旋丝强化冷凝换热的实验研究
6) copper helices
螺旋铜丝
1.
The structures of chiral quartz and copper helices are analysized.
对手征性石英和螺旋铜丝的结构进行了分析研究。
补充资料：天津钢管公司250限动芯棒连轧管机组的毛管穿芯棒
天津钢管公司250限动芯棒连轧管机组的毛管穿芯棒
弓笋 天津钢管公司250限动芯棒连轧管机 组的毛管穿芯棒
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