...N12568、ASTM、CSA)安全鞋防护材料的公司，主要产品为：防穿刺中底布（Non-Metallic Mid-sole)、（不锈）钢中底(Steel Mid-sole)、塑钢包头(Composite toe cap)、钢包头(Steel toe cap)等。
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本文提出了一个数值模型用于研究底吹气体搅拌条件下钢液中夹杂物的长大和去除问题。
A numerical model has been proposed in this study to investigate the growth and removal of inclusions in molten steel in a bottom-blown gas-stirred container.
生产实践证明，底吹氩能改善和提高钢水的内在质量，降低钢中夹杂物含量和气体含量，吹氩后钢质的力学性能符合国家标准。
The practice indicates that the quality of liquid steel is improved, the inclusion and gas content is decreased. The steel properties conform the national standards.
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