low and medium pressure boiler
low and medium pressure boiler
低、中压锅炉
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Along with the hot-rolled strip quality and the level of ERW pipe manufacture improve in domestic, the factors manufacturing welded pipe for low and medium pressure boiler have possessed.
随着我国热轧卷板质量及ERW制管水平的提高，生产低中压锅炉用电阻焊钢管的条件已经成熟。
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