oxygen-enrichment and pulverized coal injection
oxygen-enrichment and pulverized coal injection
富氧和喷煤粉
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The rotational jet and local oxygen enrichment can improve the mixing of oxygen and pulverized coal, but the effect of coal injection is weak on the whole flow field in blowpipe.
结果表明，氧-煤喷枪的漩流、富氧率等仅在氧枪出口的有限区域内对流场有较大的影响；
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