Draining glass melt by water quench has become a key technology to coldrepair.
水淬法放玻璃水已成为冷修放水的关键技术。
2
Skilled in the repair and maintenance of refrigeration systems and cold rooms.
精通冷冻系统和冷藏室的维修和保养工作。
3
Cold fill bituminous mixture is a high-tech road repair materials, made from modified liquid petroleum bitumen and aggregate processing by certain hybrid made.