dication是什么意思

网络释义

用法例句

A series of dual-cation organobentonites are synthesized by replacing the metal ions in bentonite with both long-chain alkyl or aryl quaternary ammonium cations,such as dodecyltrimethylammonium(DTMA),tetradecyltrimethylammonium(TPA),cetyltrimethylammonium(CTMA),octadecyltrimethylammonium(OTMA),and short-chain alkyl or aryl quaternary ammonium cations,such as tetramethylammonium(TMA).

研究了苯酚、苯胺、对硝基苯酚等极性或可离子化有机物在水 /有机膨润土界面的化学行为 ,定量描述了表面吸附和分配作用对双阳离子有机膨润土吸附作用的相对贡献率及影响因素 。

Four chlorides of pyridine-based dicationic ionic compounds were synthesized by N-alkylation of pyridine with dihalogenated hydrocarbons,and then by exchange of the anion with silver nitrate,the corresponding four nitrates of the ionic compounds were obtained.

结果表明,这8种双阳离子型化合物的溶解性相似,易溶于极性溶剂,难溶于非极性溶剂。

Diagenesis of reservoir of the Shuangyang Formation of Paleogene in Moliqing Faulted Depression of Yitong Basin, Jilin Province;

吉林伊通盆地莫里青断陷古近系双阳组储层成岩作用研究

Analysis of the Characteristics of Porosity Texture and Influence Factors of the Shuangyang Formation Reservoir in Moliqing Fault Depression;

莫里青断陷双阳组储层孔隙特征及影响因素分析

Sedimentary features of submarine fan in Shuangyang Formation, Moliqing faulted depression, Yitong Basin;

伊通盆地莫里青断陷双阳组湖泊水下扇沉积特征

Coal-Accumulation Regulation in Shuangyang Basin and Prediction of Promising Area for Coal Looking;

双阳盆地聚煤作用及煤层分布特点

Based on the measuring results of istope age of Xiaofengmidingzi Formation in Shuangyang Basin and its plant fossile,the geological Xage of the formation is in later period of Middel Jurassic and can compare with Xiajiajie Formation.

通过对双阳盆地小蜂蜜顶子组同位素年令岩样测定结果和其所含植物化石的讨论，认为该组的地质时代应归属于中侏罗世晚期，并可与辽源地区的夏家街组对比。

The author confirms that adding 51% of Shuangyang coal is the up limit, besides giving the process parameters and the control range.

介绍了在PKM气化炉中弱粘结性双阳煤的试烧情况,并给出了主要工艺参数控制范围。

In application of the large power in duced polarization for ore-search in the Shuangyang coalfield.

大功率激电法在双阳煤田找煤的应用中,证实了山河推覆构造的存在;在充分研究工作区的地质、地球物理特征前提下,恰当地选用了方法技术,并正确理解异常的地质、地球物理意义,取得了较好的找煤效果,在Ⅰ号剖面的激电异常上经钻探和坑探证实磨盘山组灰岩下存在质量较好的可采煤层。