标题(Title) 一般不超过80个字符
Zhonghui Cold Forming_Mechanical hardware
(41 个字符)
关键词(KeyWords)一般不超过100个字符
ERW Welded Pipe Production Line,Oil & Natural Gas Steel Pipe Production Line,Direct Forming Welded Pipe Production Line,Zhonghui Cold Forming_Mechanical hardware
(165 个字符)
描述(Description)一般不超过200个字符
Zhonghui Cold Forming_Mechanical hardwareERW Welded Pipe Production Line|Oil & Natural Gas Steel Pipe Production Line|Driect Forming Welded Pipe Production Line
(172 个字符)