...焊接钢管；径厚比；残余应力；延性；成型工艺 [gap=869]Keywords:steel tube structure；seamless steel tube；welded steel tube；diameterthickness ratio；residual strees；ductility；forming process ..
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... welded steel tank金属烧焊油罐 welded steel tube烧焊钢管 welded structural shape烧焊布局型钢 ...
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submerged arc welded steel tube 埋弧焊钢管
welded steel tube fuselage [机] 焊管机身
Electric welded steel tube 电焊钢管
welded steel-tube fuselage 钢管焊接式机身
welded steel-tube framework 焊接钢管构架
straight seam welded steel tube 直缝焊接钢管
high-frequence welded steel tube 高频焊管
welded steel dynamite tube 焊接钢质药筒
The cabin area utilizes a 4130 chrome-moly (chromium-molybdenum) welded steel tube frame top assembly.
该舱区采用了4130铬钼（铬钼）焊接钢管架顶部大会。
Kit cars combine hand-welded steel tube chassis and fiberglass bodies with stock engines and accessories.
组装车需要购买者自行将钢管底盘和带有备用引擎及附件的玻璃纤维主体，手工焊接在一起。
Rest of airframe welded steel tube, with pilot and fixed fin at rear and engine and fuel tank at front, resting on two pontoons of rubberized fabric.
其余机身焊接钢管，与飞行员，在后方，发动机和燃料箱固定鳍在前面，胶布的两个浮筒休息。
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