氧枪 meaning in Chinese

lance

Desjgn and application of 95 t converter oxygen lance nozzle
转炉氧枪喷头设计与应用
Design and application of 120t converter oxygen lance nozzle
转炉氧枪喷头设计与应用
Design and application of converter oxygen lance
转炉氧枪的选取与使用
Experimental practice of oxygen lance at converter
转炉氧枪攻关实践
Design of special cnc milling machine for steelmaking lance - tip
炼钢氧枪喷头专用数控机床的设计

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