试验过程中通过优化调整烧结操作参数等，提高了烧结矿转鼓强度，使燃料消耗下降，改善了烧结矿冶金性能指标。
During the experimental period sintering parameters were optimized and adjusted, which improved sintering indexes, such as tumbler strength, fuel consumption, sinter metallurgical properties etc.
以两段法等制作的普通煤气及化工、 冶金企业中含可燃组分的废气等，都是低热值燃料。
The coal gases came from two-stage gasification process and the exhaust gases containing combustible components from chemical and metallurgical industries are all low heating value (LHV) gas streams.
高炉煤气是钢铁冶金行业生产过程的副产品，是一种低热值燃料。
As a by-pass product of steel plant, blast furnace gas (BFG) is a kind of low heat value fuel.
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