1) welded tubes for low-and medium-pressure boiler
低中压锅炉焊管
2) Electric weld pipes for lower/medium-pressure boilers
低中压锅炉用电焊钢管
3) Low/medium pressure boiler
低中压锅炉用管
4) Stainless steel pipes for low/medium pressure boilers and heat exchanger
中低压锅炉和热交换器用不锈钢焊管
6) boiler welded pipe
锅炉焊管
1.
The process of HF Welding-Furnace Annealing-Stretch Reducing is utilized to produce medium and low pressure boiler welded pipe in Chengde Iron & Steel Company.
承德钢铁公司采用“高频焊接 -炉式退火 -张力减径”工艺生产中低压锅炉焊管产
补充资料：低都儿低
1.低而又低，很低。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条