镍银
- 网络Nickel silver;Nickel-silver
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几年后小金人的原料被换成不列颠合金,这是一种类锡合金,然后镀上铜、镍银,最后再镀上一层24K黄金。
Within a few years the bronze was abandoned in favour of Britannia metal , a pewter-like alloy which is then plated in copper , nickel silver , and finally , 24-carat gold . 9 .
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30J能量驱动类镍银X光激光的理论研究
Theoretical study on Ni-like Ag X-ray laser driven by 30J energy
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动刀:不锈钢,对镍银电镀。
MOVABLE BLADE : Stainless Steel , Ag over Ni plating .
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为了进一步深入理解掠入射驱动碰撞机制的特点与长处,以基频光正入射驱动为参照,用系列程序研究了6μm和3μm激光正入射驱动类镍银碰撞激发机制。
In order to understand the good qualities of the laser driving scheme with grazing incidence against to the scheme with normal incidence , the schemes of Ni-like Ag driven by normal incident lasers with long wavelengths of 6 μ m and 3 μ m were studied .
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类镍-银X射线激光及其应用实验研究
Experimental studies of Ni-like Ag X-ray laser and its application
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利用微颗粒磁控溅射镀膜设备,在直径为1~3mm的发泡聚苯乙烯(EPS)颗粒和轻质擦镜纸表面镀金属铜、镍和银薄膜。把镀膜样品进行3mm电磁波的静态和动态衰减试验研究。
Cu , Ni and Ag films were coated on the surface of many light materials ( expanded polystyrene particles , cenosphere and lens papers ) using magnetron sputtering equipment The static and dynamic attenuation capability in 3 mm wave band of different metal coated samples were studied .
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银的质量分数为40%时,镍–银双金属粉抗氧化温度可达到800℃,方阻为97mΩ/□。
The results indicate that the oxidation resistance temperature of bimetallic powder is 800 ℃ when the content of silver in Ni-Ag bimetallic powder is 40 % .
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实验采用铂、金、镍、银和钯5个电极组成的阵列组,在脉冲频率0.1Hz,1Hz和10Hz3个频率下,采用主成分分析对6个不同品牌的同种干红葡萄酒进行初步辨识区分。
Six different brands of claret ( produced by the same grape species ) were successfully discriminated by main compositions analysis through a sensor array of platinum , gold , nickel , silver and palladium electrodes at different frequency of 0.1 Hz 、 1 Hz and 10 Hz .
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得到金/银纳米粒子/二氧化硅多元不对称粒子及镍/银纳米粒子/二氧化硅多元不对称粒子。
Au / Ag-NPs / SiO2and Ni / Ag-NPs / SiO2can be obtained .
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以镍代银的空气烧结镍导体浆料
New Nickel Conductor Pastes Sintered in Air
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陶瓷电容器电极以镍代银技术的研究
Researches on the technique of using nickel instead of silver as the electrodes of ceramicon
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GB/T5588-2002《银镍、银铁电触头技术条件》标准综述
Introduction to National Standard of China GB / T 5588-2002 , Technical Specification for Silver-Nickel , Silver-Iron Electrical Contacts
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三氮烯试剂已经被广泛应用于镉、汞、镍、银等金属离子的光度测定。
Triazene reagents have been widely employed in spectrophotometric determination of some metals , such as Cadmium , Mercury and Nickel .
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此外,决议还将禁止朝鲜出口铜、镍、银、锌及雕像。
the resolution also puts a ban on the sale of copper , nickel , silver , zinc and statues from the DPRK .
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锌、铅生产国,第二大锡生产国,同时在铜、镍和银的产量上也位居全球前十名。
China is already the world 's biggest producer of aluminium , zinc and lead ; the second largest of tin and among the top10 in copper , nickel and silver .
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本文就利用化学镀技术对生漆材料表面进行化学沉积一层光亮的金属铜、镍、银等而获得生漆金属复合材料。
In order to acquire other lacquer - metal material , this paper carries out metallization treating on lacquer surface with electroless plating method , and bright coatings of nickel , copper , silver or lead dioxide has been prepared .
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在电极表面电沉积成一种新型的复合无机膜&铁氰化镍/银膜(Ag/NiCHF),此膜与普鲁士蓝类膜电极相比,稳定性显著增强,且对肼的氧化有显著的催化作用。
A new type mixed silver / nickel hexacyanoferrate film was electrodeposited onto the electrode surface . The Ag + in this film increased the stability of the film and this film showed significant catalytic effect on the oxidation of hydrazine . 3 .
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川滇南北向构造带是中国西南地区最重要的构造-成矿带之一,产铜、铁、铅锌、磷、镍、金、银、钨锡、碲等多种矿产。
The Sichuan Yunnan meridional structural belt is one of the most important structural and mineralized belts in the southwest China .
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铁、镍、铜,银、金,铱或钌,可用作复合催化剂金属。
Iron , nickel , copper , silver , gold , iridium , or ruthenium may be included as cocatalyst metals .
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结论该方法用于测定环境水样中的痕量镍、铜、银、铅、镉和汞,结果令人满意。
Conclusion This method can be applied to the determination of nickel , copper , silver , lead , cadmium , and mercury in water with good results .
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毒砂是钴、镍、金、银、铋、碲矿物的主要载体矿物,因此该矿床的综合利用,首先要注意毒砂的回收。
Arsenopyrite is the main host mineral for Co , Ni , Au , Ag , Bi and Te , therefore , it should not be ignored when comprehensive utilization is concerned .
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目的建立水中镍、铜、银、铅、镉和汞的快速分离柱高效液相色谱测定方法。
Objective To establish a new method for determination of copper , nickel , silver , lead , cadmium and mercury in water with solid phase extraction followed by rapid high performance liquid chromatography .
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家用电器使用量大面广,而且通常含有铅、镍、镉、银等重金属和各种有毒有害化学原料,若随意丢弃或处理不当,将会污染环境,不利于国民经济的可持续发展。
It would be make a pollution and bad for a continuable and developmental national economy if randomly discarded or mishandled because of heavy metals and toxic chemical materials which exist in waste household appliances .
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催化活性组分主要有:铝、铬、铁、镍、铜、银、锰、镁、钻、铑、锌、镉、钒、钼、钛等金属元素。
Some metallic elements , such as aluminum , chromium , iron , nickel , copper , silver , manganese , magnesium , cobalt , rhodium , zinc , cadmium , vanadium , molybdenum , titanium and so on are used as the catalytic active components .
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本文评述了纳米金属粒子的合成以及尺寸和形状控制的方法,分别介绍了铂、钯、镍、金、银、铜以及钴等金属的形状控制合成的近期研究进展。
In this review , the syntheses of metal nanoparticles and methods of controlling the size and shape are introduced . Also , the recent investigations on the shape-controlled syntheses of nanoparticles are reported for Pt , Pd , Ni , Au , Ag , Cu and Co , respectively .
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采用液相化学还原法,在亚微米级的镍粉表面包覆上一层纳米银制成镍–银双金属粉。
Ultrafine Ni-Ag bimetallic powder was prepared by chemical reduction method in aqueous solutions .