seamless tube

短语词组

短语

• Seamless Square Tube 无缝方管
• seamless steel tube mill 无缝钢管厂
• seamless steel tube 无缝钢管;[材]无缝钢管
• seamless steel tube plant 无缝钢管厂
• steel seamless rectangular tube 钢无缝矩形管
• Seamless steel tube industry 无缝钢管生产
• seamless copper tube 无缝紫铜管
• precision seamless steel tube 精密无缝钢管
• Seamless Steel Tube Column 无缝钢管立柱
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