The cross connection point of the round steel should weld fastness.
圆钢的交叉连接触应焊接牢固。
The new development, beyond the market, all steel round table software.
全新开发，全面超越市场上所有钢筋表格软件。
No quality round bloom, no quality seamless steel tube.
优质的圆管坯是生产高质量无缝钢管的前提。
No quality round bloom, no quality seamless steel tube.
优质的圆管坯是生产高质量无缝钢管的前提。
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