锰铜

This paper analyzed the nutrient content of Andrias davidianus, including protein, fat, calcium and phosphorus; compared the nutrient content of 17 amino acids in protein and the main trace elements in muscle of Andrias davidianus with other high-quality aquatic products (fish, shellfish, shrimp, turtle class, frogs, and snakes); and concluded that Andrias davidianus is a new kind of aquaculture with high nutritional value and significant economic benefits.

张红星1，王启军1，赵虎3，张驰2（1陕西省动物研究所，西安，710032；2 汉中天成生物工程有限公司陕西汉中，723200；3河北农业大学动物科技学院，河北保定 071001）摘要：本文分析了大鲵常规营养成分(蛋白质、脂肪、水分、灰分、钙和磷)的含量，同时对其蛋白质的17种氨基酸和肌肉中的主要微量元素铁、铜、锰、锌进行了与其它优质水产品：鱼类，贝类，虾类，龟、鳖类，蛙、蛇类的营养成分的比较，表明大鲵是一种营养价值极高的经济效益显著的水产养殖新品系。

Oxygen free radical; antioxidase ; copper; zinc; manganese; selenium; lipid peroxide; multiple myeloma

氧自由基；抗氧化酶；铜；锌；锰；硒；脂质过氧化物；多发性骨髓瘤

On the condition of using fatty acids of rapeseed oil as raw material,85% acetic acid as solvent, pelargonic acid as recrystalization solvent, this paper prepared azelaic acid and brassylic acid by ozonolysis ,oxidation decomposition ,recrystallization etc.

以蓖麻油酸为原料、85%醋酸水溶液为溶剂，经臭氧化、氧化分解、沸水萃取等过程制备壬二酸的最佳反应条件为：m：m(85%醋酸)=1：4，臭氧化温度20-25℃；氧化分解温度90-95℃，催化剂醋酸锰/醋酸铜用量为原料蓖麻油酸质量的0.09%，氧化分解4h，壬二酸的收率为62.5%。

Determination of Copper,Manganese,Calcium and Magnesium content of Chaenomeles Sinensis by flame atomic absorption spectometry.

本文利用原子吸收分光光度法测定木瓜中的铜、锰、钙、镁含量。

In the experiment, the Cichorium glandulosum Boiss et Huet powder was digested with HNO3 by microwave digestion before determination.The eightmet alelements, potassium, nickel, calcium, magnesium, iron, manganese, copper and zinc, in Cichorium glandulosum Boiss et Huet were determined by FAAS.

试验采用HNO3 作为消解液，利用微波消解的方法处理样品，原子吸收分光光度法测定维吾尔药材菊苣根中钾、镍、钙、镁、铁、锰、铜和锌八种微量、常量元素的含量，精密度和回收率较好，回收率控制在92.25%～110.5%之间，相对标准偏差RSD曑3.88%。

At present, it has been demonstrated that there is abnormality of microelements in psoriatic patients, and the effect of microelements, including zinc, copper, manganum, ferrum, selenium and nickel, on psoriasis are summarized here.

目前许多研究发现，银屑病患者存在着微量元素的异常，文中从锌、铜、锰、铁、硒等方面分析微量元素与银屑病的影响。

Volcanic mineral mud is rich in more than 60 types of macro-elements and micro-elements necessary to human body such as ferrum, zinc, copper, manganese and germanium, etc.

火山矿泥富含人体必需的宏量元素、微量元素60余种（如铁、锌、铜、锰、锗等），其含量和人体血液中含有元素含量比例非常

Since its establishment 10 years, has the gold, platinum palladium, iron, manganese, copper, lead and zinc, bauxite, rare earth, coal, phosphorus, pyrite, glauberite, bentonite, asbestos, gypsum, quartz sandstone and limestone , Sand shale, granite, marble and building materials Bittern, mineral water, hot springs and many other items were assessed.

公司成立十年以来，已对金、铂钯、铁、锰、铜、铅锌、铝土、稀土、煤、磷、硫铁矿、钙芒硝、膨润土、石棉、石膏、石英砂岩、石灰石、砂泥岩、花岗石、大理石建材及盐卤、矿泉水、温泉等众多项目进行了评估。

A chromium free conversion coating at least equivalent in corrosion protective quality to conventional chromate conversion coatings can be formed on metals, particularly cold rolled steel, by a dry-in-place aqueous acidic liquid comprising: a component of anions, each of said anions consisting of at least four fluorine atoms and at least one atom of an element selected from the group consisting of titanium, zirconium, hafnium, silicon, and boron, and, optionally, ionizable hydrogen atoms, and optionally, one or more oxygen atoms; a component of cations of elements selected from the group consisting of cobalt, magnesium, manganese, zinc, nickel, tin, zirconium, iron, and copper; the ratio of the total number of cations of this component to the total number of anions of component being at least 1:5; sufficient free acid to give the composition a pH in the range from 0.5 to 5.0; a component selected from the group consisting of phosphorus-containing inorganic oxyanions and phosphonate anions; and a component selected from the group consisting of water-soluble and water-dispersible organic polymers and polymer-forming resins and, preferably, also including a component selected from the group consisting of tungstate, molybdate, silicotungstate, and silicomolybdate anions.

通过对包含以下成分的含水酸性液体进行干燥，可以在金属上形成无铬的转换涂层，该涂层与普通铬酸盐转换涂层相比，至少在抗腐蚀质量上等效：$_一种阴离子成分，所述各个阴离子包括至少4个氟原子，至少选自钛、锆、铪、硅与硼元素中的1个原子。任选地可离解的氢原子，任选地1个或多个氧原子；$_一种选自钴、镁、锰、锌、镍、锡、锆、铁与铜元素的阳离子成分，上述成分的阳离子总数与成分内的阴离子总数之比至少为1∶5；$_足够的游离酸以使该组合物的pH值在0.5～5.0的范围内；$_一种选自含磷的无机含氧阴离子与膦酸盐阴离子的成分；$一种选自水溶性与水可分散性有机聚合物与聚合物形成的树脂的成分，优选还包括一种选自钨酸盐、钼酸盐、钨硅酸盐与钼硅酸盐阴离子的成分。

Key words:FAAS; Microwave; Lysimachia congestiflora Hemsl.; Calcium; Magnesium; Iron; Zinc; Copper; Manganese

目的建立火焰原子吸收光谱法测定小过路黄中钙、镁、铁、锌、铜、锰元素含量的方法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。