Based on the material of iron in some iron and steel companies, the low temperature reduction degradation of iron ore in the condition of injecting blends of coal and waste plastic in BF is studied.
以国内某钢铁公司的炼铁原料为基础，进行了高炉喷吹煤与废塑料条件下的矿石低温还原粉化性能研究。
The results showed that the if steel has better deep drawability, higher mechanical and texture strength and elongation if the hot rolling temperature was low with big reduction in ferrite region.
结果表明，较低的铁素体轧制温度和较高的铁素体区压下量时，IF钢具有更高的深冲性能、相对较高的强度、延伸率以及织构强度。
Factors including ratio of mixed acid, nitration time, reduction temperature and reduction have been investigated, this process exhibits the advantage of low cost and high yield.
研究了硝硫混酸配比、硝化反应时间、还原反应温度、还原反应时间等因素对产物收率的影响，该工艺具有生产成本低，产品质量稳定，收率高的优点。
Application of "mid low low temperature" shift process is introduced. The flowsheet, main equipment, catalyst reduction and operation are described.
介绍中低低变换工艺的应用情况，给出了工艺流程和主要设备，阐述了催化剂的升温还原过程和生产运行及存在的问题。
Iron ores. Low temperature disintegration test. Method using cold tumbling after static reduction.
铁矿石。低温碎解试验。利用静态收缩后的冷滚方法。
It can replace the imported on transmission and transformation devices featuring material-saving, low power-wasting, infrastructure temperature-raising reduction and safety.
用它制作的各种输变电、电器装备，具有节约材料、减低电耗、减低装备温升、提高安全性的特点。产品可替代进口。
Combination of low temperature plasma technology with the selective catalytic reduction technology is the effective method to reduce emissions for lean combustion engine.
低温等离子体技术与选择性催化还原技术相结合是降低稀燃发动机排放的有效方法。
The maximal sterility reduction stage occurred mostly between 21 -24 days after exposure to low temperature.
育性受影响最大的时期一般为低温后的第21 ~ 24天。
The major affect on the rice production in Nanzhao county caused by the autumn low temperature is significant reduction of the seed rate and output.
秋季低温对南召县水稻生产的影响主要是显著降低结实率和产量。
The effects of coiling temperature and cold rolling reduction ratio on deep-drawing properties of low-carbon sheets hot-rolled by FTSR of Tangsteel were investigated in laboratory.
采用唐山钢铁股份有限公司FTSR连铸连轧生产线生产的热轧卷作为生产冷轧低碳钢板的原料，研究了不同卷取温度和冷轧压下率对冷轧薄板深冲性能的影响。
Due to low ap-parent activation energy for reduction of nitrate nitrogen by NZVI, the reduction reaction can be per-formed at normal temperature.
纳米铁还原硝酸盐氮的表观活化能较低，还原反应在常温下即很容易进行；
The ore is formed in the conditions of low temperature, low pressure and weak oxidation or weak reduction.
成矿溶液为中等盐度的中性偏碱性水； 成矿作用是在低温、低压、弱氧化或弱还原条件下进行的。
High shrinkage PET staple fiber is mainly made by the adoption of low temperature drawing, suitable reduction of draw ratio and non-setting process.
涤纶高收缩短纤维的制取，主要采用低温拉伸、适当降低拉伸倍率以及不定型工艺。
Large pressure drops will lead to reduction of the gas load in downdraft gasifier, resulting in low temperature and tar production.
大型压力下降将导致在吸式气化炉燃气负荷减少，低温焦油生产造成的。
This paper presents the loading, warming up reduction and normal maintenance of B205 1 low temperature shift catalyst to make it play greater role for the improvement of enterprise profits.
对B2 0 5-1低变催化剂的装填、升温还原及正常维护进行全面总结，使其为企业经济效益的提高发挥更大的作用。
The effects of coiling temperature and cold rolling reduction ratio on deep-drawing properties of low-carbon sheets hot-rolled by FTSR of Tangsteel were investigated in laboratory.
以低碳钢为实验原料，采用不同卷取温度和冷轧压下率进行工业实验，研究了卷取温度和冷轧压下率对深冲板组织和性能的影响。
The invention can realize the evaporation of hydrochloric acid at a low temperature, thereby saving heat energy and ensuring the reduction of production cost.
本发明可在低温下实现盐酸的蒸发，节约了热能，保证了生产成本的降低。
The technology of blast furnace gas low temperature combustion and pipe still energy-saving and discharge reduction was studied in the paper.
本文对高炉煤气低温燃烧和管式炉节能减排技术进行了研究。
The increase of one seed pod and decrease of three seed pod and the numbers of pod per plant led to reduction of the numbers of grain per plant. The constant low temperature a…
大豆在花期遇低温时一粒荚数增多 ，三粒荚数和单株荚数减少 ，导致单株粒数下降 ；
The increase of one seed pod and decrease of three seed pod and the numbers of pod per plant led to reduction of the numbers of grain per plant. The constant low temperature a…
大豆在花期遇低温时一粒荚数增多 ，三粒荚数和单株荚数减少 ，导致单株粒数下降 ；
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