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In the following, we studied the Raman interaction of a trapped ultra-cold ion with two traveling lasers without limitation of the Lamb-Dicke limit and weak excitation, the chaotic behavior of the system is shown in the wide range of the parameter.

接着研究在没有Lamb-Dicke极限和弱激发的限定,单个囚禁超冷离子与两束行波激光的Raman相互作用过程,在一个宽的参数范围内研究了单个超冷离子的混沌行为。

It pointed out that the light yellow-green color of soft district was the color of Fe

发病小脑中特别是严重水肿区域亚铁离子的显色增强提示小脑软化灶的淡黄色可能是亚铁离子的颜色。

Recently, Lacorre and his coworker discovered that La_2Mo_2O_9 as a new type of oxide-ion conductor has higher oxide-ionic conductivity than that of conventional yttria stabilized zirconia. However, up to now, most of the literatures on La_2Mo_2O_9 and doped La_2Mo_2O_9 reported mainly concerned with the characterization of structure and phase transformation, there has been no detailed work with respect to the conduction property on them.

最近,Lacorre等人发现新型氧离子导体钼酸镧(La_2Mo_2O_9)复合氧化物具有比传统的氧化钇稳定的二氧化锆更高的氧离子电导率,但至今有关La_2Mo_2O_9基氧化物的文献侧重于其结构、相变的报道,对其导电性能及其变化规律的研究报道较少。

Zwitterion An ion with both a positive and a negative charge.

两性离子:既带有正电荷又带有负电荷的离子

In the tests, the nonionic type polyacrylamide, the anion type polyacrylamide and the zwitterion type polyacrylamide, and the compounding of the poly-aluminum chloride/PHP and the calcium chloride (CaCl2)/NPAM were used as flocculation agents.

选择聚合氯化铝/阴离子型聚丙烯酰胺、氯化钙(CaCl2)/非离子型聚丙烯酰胺组合与NPAM、PHP、两性离子型聚丙烯酰胺作为絮凝剂,在对道清选煤厂水采筛下原生煤泥和浮选尾矿的煤泥水进行组合药剂絮凝实验的基础上,考察了pH对煤泥水絮凝沉降的影响。

It includes the following steps: extract trivalent iron ion and divalent iron ion in water phase through organic extractant, get predecessor of; absterge it with secondary distilled water for2-3 times and get pure load metal predecessor of organic phase; mix organic phase of Mg2 and Fe3 with mol rate of 1:2 and introduce them into autoclave, add distilled water according to the rate of 3:1 or 4:1 of organic phase and water phase and airproof it, and then mix it fiercely, stripping with hydrothermal method at temperature between 200 degree C and 300 degree C and make them react for 2.5 hours; cool it to the room temperature under natural condition, separate liquid and centrifugalize it, absterge it with absolute alcohol for 2-3 times and dry it at temperature of 50 degree C for 30-180 minutes, then get product of magnesium ferrite.

包括如下步骤:通过有机萃取剂来萃取水相中的三价铁离子和二价镁离子,制得有机相前驱物;用二次蒸馏水洗涤2-3次,获得纯净的负载金属有机相前驱物;按照Mg 2 和Fe 3 摩尔比1∶2将有机相混合均匀后引入高压釜中,按照有机相与水相的比例为3∶1或4∶1加入蒸馏水,密封后,对溶液进行强力搅拌,水热反萃的温度在200-300℃之间反应2.5小时;自然冷却至室温,分液,离心分离,用无水乙醇洗涤2-3次,在50℃下干燥30-180分钟,得铁酸镁产品。

Basing on above researches, we designed a series of ionic liquid supported acetylacetone metal catalysts and non ionic liquid supported acetylacetone metal catalysts. The catalytic abilities of these catalysts were evaluated by using them to catalyze the methane oxidation reaction.

在以上研究的基础上,本论文设计了系列离子液体支载的乙酰丙酮金属催化剂及非离子液体支载的乙酰丙酮金属催化剂,并通过这些催化剂对甲烷氧化反应的催化效果来预测它们的活性。

Supporting the acetylacetone on ionic liquid was established for the purpose of catalyst recycling. The following works focused on what kind of supporting methods can enhance the catalytic ability of acetylacetone.

从提高催化剂可回收性方面考虑,论文计划将乙酰丙酮支载在离子液体上,接下来研究采用怎样的离子液体如何支载能够提高催化剂的催化氧化活性。

This research combine the physical therapy method of the Chinese native medicine ion to induct and though observe clinical case in recent years , refers to "the Chinese Pharmacopoeia","Traditional Chinese medicine dictionary ", in the external use the pharmacopoeia side, chooses 49 herbs commonly used Chinese medicine. Using the flame spectrophotometer to determines K, the Na content; using the atomic absorption spectroscope to determine the content of Mg, Ca, Zn, Mn; using acidometer and the chloride ion selective electrode to determine the content of Cl; using the spectrophotometer determines the content of S.

本研究结合近年来使用中药离子导入方法治疗闭合性软组织损伤的临床病例观察,参考《中国药典》、《中药大辞典》、100余种外用中药典方,选择49味常用中草药,用火焰分光光度计测定K、Na的含量;用原子吸收光谱仪测定Mg、Ca、Zn、Mn的含量;用酸度计和氯离子选择性电极测定Cl的含量;用可见分光光度计测定S的含量。

Fluoride ions caused widespread endemic fluorosis in humans, but little attention was paid to the effect of fluoride ions on aquatic organisms. Semi-static acute toxicity trial on larval Siberian sturgeon Acipenser baeri was carried out to explore the safe criteria of fluoride to fish.

为检测氟对鱼类的生态毒性效应,在水温(17±1)℃的条件下,采用半静态式生物毒性试验方法研究了氟离子对西伯利亚鲟初孵仔鱼的急性毒性效应(氟离子浓度梯度设置为0、100、200、300、400、500、600mg·L-1)。

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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。