所有皮带螺钉和铝管制成的不锈钢。
是中国规模最大的铝管生产企业。
And we are the biggest manufacturer for aluminum tube in China.
第2，伊拉克没有相关的采购这些铝管的商业用途。
为实现铜-铝管的优质焊接，需要研制相应的焊接设备。
Special welding equipment must be developed, to achieve Cu-Al pipe weldment in high quality.
针对薄铝管焊接过程中容易出现的问题提出了可行的解决方法。
A practicable method was put forward to solve the possible problems in course of welding.
针对薄铝管焊接过程中容易出现的问题提出了可行的解决方法。
A practicable method was put forward to solve the possible problems in course of welding.
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