The tests of refining by oxygen blow were made on melting low tin bronze.
对低锡青铜进行了吹氧精炼试验。
The problem of high oxygen blow-off rate universally exists around the domestic iron and steel enterprises, which causes enormous loss of energy.
目前国内钢铁企业普遍存在着氧气放散率较高的问题，造成大量的能源浪费。
Inside the converter oxygen is blow on to the surface of the charge through a water-cool pipe, call a lance.
通过一根叫作氧枪的水冷管子将氧气吹入炉内的原料表面。
Inside the converter oxygen is blow on to the surface of the charge through a water-cool pipe, call a lance.
通过一根叫作氧枪的水冷管子将氧气吹入炉内的原料表面。
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