Thermal expansion Pipe adopted by two-step pipe mill set for expansion cone-type mold Expanding skills numerals medium-frequency induction heating skills skills in a hydraulic machine.
热扩钢管采纳的二步促进式扩管机集锥模扩径技能，数目字中频感应加热技能，液压技能于一机。
Combining the mechanical technique with the electricity, on the domestic products type B272 spinning -machine, designing and installing a set of metal detection equipment.
将机械技术与电气技术紧密结合，在国产B272梳毛机设备中设计、安装一套金属检测装置。
The paper introduced a set type for bing increased by air_hydraulic intensifier constituting to press the machine.
文章介绍了一种由气液增力装置组成的台式冲压机。
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