查询词典 pyrolusite

The results showed that the decolorizing rate increased with the increase of reaction temperature, pyrolusite dosage, initial concentration of caramel and sulphuric acid...

对实验数据进行拟合，得到了焦糖色素降解脱色动力学模型，其脱色过程的表观活化能为24.4kJ/mol，焦糖色素、硫酸和软锰矿的表观反应级数分别为2.0，0.58和1.09。

In perspective of circular economy,this article emphatically studies the latest research achievement about the technology of flue gas desulfurization with pyrolusite pulp,including reaction mechanism,macro-kine-,reactor and comprehensive utilization of tail solution and residue.

从循环经济的角度着重论述了软锰矿浆烟气脱硫工艺的最新研究进展，包括反应机理、宏观动力学、反应器、吸收尾液和尾渣的综合利用。

Objectives :To discuss the mechanism of Pyrolusite Power Preparation for Infusion to improve osteoporotic fracture healing in desovarian rats,offer theoretical foundation for the clinical treatment of osteoporosis fracture.

目的：探讨无名异冲剂促进去卵巢SD大鼠骨质疏松性骨折愈合的机制，为临床治疗骨质疏松性骨折提供科学的理论依据。

The catholic polarization curves of pyrolusite on graphite electrode in H2SO4 solution were determined by using potential-dynamic scanning under various conditions.

polarization curves ； cathode ；用动电位扫描法测绘了硫酸溶液中软锰矿在石墨电极上的还原极化曲线，考查了液固比、温度、搅拌速率等因素对阴极过程的影响。

The leaching process was researched to produce manganese sulfate from pyrite and pyrolusite, When the reaction was proceeded under the conditions: temp.

本文试验研究了用软锰矿和硫铁矿湿法生产硫酸锰的生产工艺。当反应温度大于95℃。

Some cellulose was used as reductant to reduce pyrolusite of low grade, and manganese sulfate was obtained by leaching the reaction product with sulphuric acid.

用纤维素作还原剂还原低含量软锰矿，再用硫酸浸取制备了硫酸锰。

In order to produce the electrolytic manganese from the absorption solution of flue gas desulfurization with pyrolusite pulp, the absorption solution should be pretreated to remove the Fe2+ ion and the heavy metal impurities in the solution.

对"软锰矿浆烟气脱硫制取电解锰、高纯碳酸锰及硫酸铵的废气脱硫资源化"体系中脱硫吸收液制取电解锰的工艺进行了实验研究。

Stirring speed can influence reaction of desulfurization with pyrolusite pulp.

对用空气配制的低含量SO〓烟气，当搅拌转速≤500r/min时，SO〓主要与MnO〓反应生成MnSO〓；当搅拌转速≥1000r/min时，溶解氧增多，SO〓主要在锰离子的催化作用下生成H〓SO〓。

The Pyrolusite Power Preparation for Infusion group can promote the healing of the osteoporosis fracture effectively , its function mechanism is:1, Improve the density of bone of the osteoporosis big rats of fracture;2, Improve the content of bone scab calcium , phosphorus , collagen;3, Promote the bone scab to be ripe.

无名异冲剂能够有效促进骨质疏松性骨折的愈合，其作用机制为：1、提高骨质疏松性骨折大鼠骨密度。2、提高骨痂钙、磷、胶原含量。3、促进骨痂形成。

Time 2.5h, ratio of raw material 1:0.71:0.68 (pyrolusite: pyrite: sulfuric acid)and when pH was controlled about 5.4, the leaching out rate of manganese can get to 90％, Through purification and calcium depositing, the quality of the products was conform to GB1662-82, Experiments(100kg grade)were carried out.

时间2.5小时，原料配比为1：0，71：0.68，最终pH值控制在5.4左右，锰浸出率在90％以上。溶液经净化、沉钙，产品质量符合GB1622-86标准。100公斤级扩大试验验证了小试验，结果可靠，产品质量稳定。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。