锰的

The potassium permanganate is one kind of important manganese compound,its preparation is mainly melts the oxo-process with the solid phase alkali at present,take the potassium manganate as the intermediary to make.

是化学方面的，写论文用。急用！问题补充：下面这段：高锰酸钾是一种重要的锰的化合物，它的制备目前主要是用固相碱熔氧化法，以锰酸钾为中间产物来制备。

So people attach great importance to the damage by its toxicity. The main target organ of manganese is nervous system. At the early stage, its major symptoms are neurasthenic syndrome and autonomic nerve functional disorder, and then the apparent damage to extracorticospinal tract nerves, similar to that of a Parkinson's disease.

锰的主要毒作用器官是神经系统，早期以神经衰弱综合征和植物神经功能紊乱为主，继而可出现明显的锥体外系神经受损症状，与帕金森病(Parkinson's disease，PD)症状类似，流行病学研究认为锰是PD发病的环境危险因素之一。

Objective To study the effects of different doses of manganese on activities of GS and PAG in the rat striatum and the activities of SDH and Na^＋-K^＋-ATPase in pallium in order to explore the cell molecular mechanism of manganese-induced exeitotoxicity.

目的研究不同剂量锰对大鼠纹状体谷氨酰胺合成酶、谷氨酰胺酶和脑皮质琥珀酸脱氢酶、钠钾三磷酸腺苷酶（Na^＋-K^＋-ATPase）活性的影响，以探讨锰的兴奋性毒性的细胞分子学机制。

The basic principle and technological process for producing mangano-manganic oxide from cheap pyrolusite by phase transformation method were introduced.

为了降低四氧化三锰的生产成本，介绍了以价格低廉的软锰矿为原料，使用相转变法制备四氧化三锰的基本原理和工艺过程。

A craft research was introduced which used the low-grade rhodochrosite and the industry waste hydrochloric acids as the raw material to make the chlorination manganese,Through the study of the leaching process theory and the experiment,each kinds of factor influencing the manganese leaching rate and the product quality was discussed so as to obtain the optimal craft conditions.

介绍了以工业废盐酸和低品位菱锰矿为原料制取氯化锰的工艺研究。通过对酸浸过程的理论与试验研究，讨论了各种因素对锰浸出率及产品质量的影响，得出最佳工艺条件。

A mineral consisting of manganese tetroxide; a source of manganese .

一种由四氧化锰组成的矿物，是锰的来源。

The method is based on the oxidation of bromocresol green with potassium periodate using manganese as a catalyst and nitrilo triacetic acid as an activator in a solution of HAc-NaAc.

研究了在HAc-NaAc介质中，以氨三乙酸为活化剂，锰离子催化高碘酸钾氧化溴甲酚绿的褪色反应，建立了测定痕量锰的新方法。

A catalytic kinetic spectrophotometric method has been established for the determination of trace Mn, based on the catalytic action of Mnon the oxidation - reduction reaction between KIO4 and KI in the presence of 1, 10 -phenanthroline and in HAc-NaAc buffer solution.

本文研究了HAc－NaAc缓冲溶液中，在1，10—菲啰啉激活作用下，锰对KIO4－KI氧化还原反应的催化动力学条件，建立了催化动力学光度法测定痕量锰的方法。

The manganese in mature lotus leaves reaches 738.04μgg^(-1), which is approximately twentyfold as much as that in common chinese herbal medicine. The rich content of manganese in lotus leaves are probably responsible for their versatile medicinal values.

其中成熟荷叶中锰的含量为738.04μgg^(-1)，比一般中药高出近20倍，荷叶的多种药用价值可能与富含微量元素锰有密切关系。

The high-purity manganese carbonate is prepared by leaching manganese with sulfur dioxide, removing impurities, carbonating and crystallizing from Xiangtan's low-grade manganese ore .

采用湘潭低品位的贫软锰矿为原料，对二氧化硫气体湿法浸锰、浸出液除杂、碳化结晶制备高纯碳酸锰的工艺进行了研究。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。