查询词典 nickel brass

In thepreparation of nickel sulfides, nanocrystalline NiS〓 was prepared by solvent-thermaltechnology. By adding a reductive atmosphere in the system, hexagonal phase NiS,which is a metaphase and stable at high temperature, was formed. TEM shows that theparticles are in nanorod shape.

在甲苯中合成了球形的NiS〓纳米粉，并通过还原气氛的调节制备出NiS亚稳相的纳米棒(1000x15nm)，通过前驱物的改变，我们在还原性气氛中还制备出Ni〓S〓纳米粉；同时我们在实验中还发现溶剂对产物的形貌有很大的影响，在乙二胺中作溶剂，分别得到立方形CoS〓和NiS〓及FeS〓纳米棒。

For the development of effective catalysts to be used in biomass gasification ,NiO nanoparticles were prepared by a homogeneous precipitation method involving an aqueous solution of nickel nitrate hexahydrate and urea.

为研制生物质气化用纳米N iO催化剂，文中以六水合硝酸镍为原料、尿素为沉淀剂，采用均匀沉淀法制备了纳米N iO，并利用TGA，XRD，TEM等分析手段对前驱体和产品的性能进行了表征。

The ideal activation process parameter as follow: The nickel sulfate hexahydrate concentration 15g·L~(-1);The Sodium borohydride concentration 15g·L~(-1); The Sodium hydroxide concentration 10-15 g·L~(-1);Hydrochloric acid concentration 10-15 g·L~(-1);The activation time in A solution 9min, the activation time in B solution 90s.

理想的活化工艺参数为：硫酸镍15g·L~(-1)，硼氢化钠15g·L~(-1)，氢氧化钠10-15 g·L~(-1)，盐酸10-15 g·L~(-1)，A液中活化的时间控制在9min左右为最佳，B液中活化的最佳时间为90s。

NiO nanoparticles were prepared by a homogeneous precipitation method with an aqueous solution of nickel nitrate hexahydrate and urea. The effects of Ni(NO3) 2·6H2O ratio, reaction temperature and heat treating temperature on NiO yield and mean size were discussed.

文中采用Ni(NO3) 2·6H2O为主要原料，CO(NH2 )2 为沉淀剂制备了球片状纳米NiO粒子，并研究了反应物料配比、反应温度以及煅烧温度等条件对产品粒径和产率的影响。

Ultrasound chemical precipitation method was used to synthesize the precursor powderswith the ammonium oxalate and nickel nitrate hexahydrate as the raw materials.

然后，以Ni(NO_3)_2·6H_2O和(NH_4)_2C_2O_4·H_2O为原料，采用超声化学沉淀法制备出氧化镍前驱体，XRD图谱表明前驱体为NiC_2O_4·2H_2O，FTIR谱图分析进一步验证得到的前驱体是NiC_2O_4·2H_2O。

Coordination homogeneous precipitation method was used to synthesize nanosizednickel hydroxide powder products with the ammonia and nickel nitrate hexahydrate as theraw materials.

城市生活垃圾裂解气化处理过程中，存在产氢率低、气化效率不高和大量焦油出现的问题，要解决这些问题，主要依靠高效催化剂进行催化裂解气化，提高反应速率，降低反应温度，以及去除焦油等。

Firstly, a Ni complex 2 of glutamic acid Schiff base was formed in a 98% yield from chiral auxiliary 2-benzopheone (1) with nickel chloride hexahydrate and L-glutamic acid.

报道了一种采用谷氨酸席夫碱Ni配合物共保护L-谷氨酸α-氨基和α-羧基合成谷胱甘肽(γ-L-谷氨酰-L-半胱氨酰-甘氨酸)的新方法。

Adding humus significantly reduced the potential availability of zinc, copper, nickel, and lead in activated sludge.

投加腐殖土能明显降低活性污泥中锌、铜、镍、铅元素的潜在迁移能力。

KDF + granule filter: Used (copper alloy + granular activated carbon), copper-zinc alloy can purify above 98% of the soluble harmful heavy metals in the water ,such as plumbum,hydrargyrum,cuprum,nickel,cadmium,arsenic,antimony,aluminum,etc,the rate of removal free chlorine,chloroform up to 96%,to prevent the formation of fouling,inhibit the propagation of bacteria.

KDF+颗粒活过滤器：采用，铜锌合金能去除水中高过98%的可溶性有害重金属，如铅、汞、铜、镍、镉、砷、锑、铝等，对水中游离氯、三氯甲烷的去除率高达96%，防止矿物质污垢的形成，抑制细菌。

Benzaldehyde nitrogen mustard isonicotinoyl hydrazone was synthesized according to literature method. The copper , cobalt , nickel , chromium , iron , zinc and cadmium complexes of it were prepared and characterized by elemental analysis, IR, UV-vis, NMR and EPR spectra. The cytotoxicity effect of the complexes was examined on SMMC-7721 cell line. Results show that the complexes have definite antitumor activity and the synergic effect between chromium and the ligand.

依照文献合成了异烟肼苯甲醛氮芥腙及其铜、钴、铬、镍、铁、锌和镉配合物并用元素分析、红外、电子光谱、核磁共振及电子顺磁共振光谱，对这些配合物进行表征，确认了它们可能的立体结构，并研究它们对SMMC-7721人肝癌细胞的作用，结果表明它们均有一定的抗肿瘤作用，发现铬与配体存在有协同作用。

According to my definition, the Manchurian Candidate is an experimentally created dissociative identity disorder that meets the following four criteria

根据我的定义，满州候选人是一个创造分离身份混乱的实验，它符合下述的4条标准

I'd be chuffed to play at a World Cup, but I have many years ahead of me in the game so I hope to have more opportunities.

我会chuffed发挥在世界杯，但我有很多年的比赛在我前面，所以我希望有更多的机会。