seamless steel tube standards
... Seamless Steel Tube Column 无缝钢管立柱 Seamless steel tube standards 无缝钢管标准 seamless rolled tube 无缝轧制钢管 ...
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seamless steel tube standards
无缝钢管标准
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The seamless steel tube production is characterized by complicated procedures, various sorts, non-unified standards, small batch and high requirements for raw material quality.
无缝钢管生产的特点是工序复杂、多品种、多规格、小批量、对原材料质量要求较高。
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