分析了高硅低铁物料对铅锌矿软化温度、成球性指数、烧结矿质量与产量的影响。

The effect of high silicon low iron material on softening temperature, balling index, quality and output of sintering ore was investigated.

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本文利用成焦板、四球机试验考察了各清净剂在中间基和加氢基础油中的感受性。

This article investigated the adaptability of all kinds of detergent in different base oil through plate and four ball testing.

youdao

本文利用成焦板、四球机试验考察了各清净剂在中间基和加氢基础油中的感受性。

This article investigated the adaptability of all kinds of detergent in different base oil through plate and four ball testing.

youdao