无缝管销量与上一季度相比，分别增长2%，焊管的销售下降了15%和项目的焊接产品的销售下跌了9%。
Compared to the previous quarter, seamless tube sales volumes were up 2 percent, welded tube sales fell 15 percent and sales of welded products for projects slumped 9 percent.
随着我国经济总量的不断增长，工业化进程的不断推进，焊接技术水平在不断提高，其专业设备市场需求逐步扩大。
The specialized equipment market gets larger and larger with the growth of our economy, the development of the industrialization and the advancement of the welding technology.
随着我国经济总量的不断增长，工业化进程的不断推进，焊接技术水平在不断提高，其专业设备市场需求逐步扩大。
The specialized equipment market gets larger and larger with the growth of our economy, the development of the industrialization and the advancement of the welding technology.
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