Expanding metals是什么意思

网络释义

用法例句

Determination of Tin in Bismuth with Spectrophotometry Coprecipitation with Beryllium;

铍共沉淀分离 分光光度法测定金属铋中微量锡

Leaching of bismuth from low grade and complex bismuth ores contained with molybdenum and copper was studied,and effect of acidity,ferric chloride concentration,leaching time and leaching agent consumption on bismuth leaching rate was investigated.

从品位低、组成复杂、伴生钼、铜矿物的复杂铋矿石中浸出金属铋,采用常规搅拌浸出法在常温常压下进行浸出,讨论了酸度、FeCl3用量、浸出时间、浸出剂用量等对铋浸出率的影响。

The extraction methods of metal bismuth are introduced.

综述了金属铋的提取方法,对比了各种方法的优缺点,指出了各种方法中存在的问题,并提出了金属铋提取方法的发展趋势。

Directly Pouring the Sn-Bi Alloy Pattern or Press Die by Using a Prototype Made of Paper;

用快速成形纸质铸型浇注锡铋合金模具

The process of acidic Sn-Bi alloy electroplating was developed by Hull cell tests.

采用赫尔槽试验研究了硫酸盐酸性电镀锡铋合金工艺。

Semisolid Sn-Bi alloy slurry can be obtained by mechnical stirring technology.

采用机械搅拌技术制备锡铋合金半固态浆料,研究了搅拌温度、搅拌时间对锡铋半固态合金组织和力学性能的影响。

Properties of anodic Pb(Ⅱ) film formed on lead-bismuth alloy;

铅铋合金上生长的阳极Pb(Ⅱ)膜的性质

A study on the oxygen evolution reaction on lead-bismuth alloy in sulfuric acid solution;

铅铋合金在H_2SO_4溶液中析氧反应研究

With this method accurate determination of lead in lead-bismuth alloy was reached.

直接加入掩蔽剂消除铅测定中干扰元素对铅的干扰,用此方法对铅铋合金中的铅进行了准确的测定,取得了很好的准确度和重现性。

Electrochemical Synthesis and Application of Ultrafine Bi～*;

超细金属铋的电化学制备及其反应活性的研究

Preparation and Characteriztion of Bismuth Nanoparticles and Bismuth Oxide;

纳米金属铋及其氧化物的控制合成与表征

Synthesis and Property Study of Isopolyoxovanadate Hybrid Material and Sandwich-type Transitional Complex with Tungstobismuthate Compounds

同多钒酸盐杂化化合物及夹心型多金属铋钨氧酸盐化合物合成与性质研究

Experiment on Cu-Bi Cyanide-free Flotation for Cu-Bi Multi-metal Ores in Jiangxi Province

江西某铜铋多金属矿石无氰铜铋分离浮选试验

Experimental Research on the Beneficiation of Mo-Bi-W Polymetallic Ore from JiangXi

江西某钼铋钨多金属矿选矿试验研究

The Experiment Reseach of Flotation Mo,Bi Minerals from Yaogangxian Mo,Bi Complex Mine

从瑶岗仙钼铋金属矿体中回收钼铋的浮选试验研究

DETERMINATION OF TRACE BISMUTH IN METALLIC ANTIMONY BY HG-AFS DIRECTLY

原子荧光光谱法直接测定金属锑中微量铋

Study on Synthesis, Structures and Spectra of Sb(Bi) Contained Oxygen-clusters

含铋，锑的金属氧簇化物的合成、结构和光谱研究

Research on Some Sb or Bi-Based Intermetallic Compounds as Anode Material of Li-ion Batteries;

某些锑、铋基金属间化合物的嵌锂特性研究

THE MINERALS PROCESS EXPERIMENT RESEARCH OF Mo,Bi,WO_3,CaF_2 COMPLEX MINE

钨钼铋萤石复杂多金属矿选矿工艺方案研究

Determination of Bismuth Based Superconductor by ICP-AES

ICP-AES测定铋系超导材料中各金属元素含量

"Most natural electrum also contains copper, iron, palladium, Bismuth, and perhaps other metals."

大部分天然银金矿含有铜、铁、钯、铋,可能还有其它金属。

a radioactive metallic_element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor.

一种放射性金属元素，类似碲和铋，见于铀矿，但能通过用中子轰击铋的核反应制造。

THE TEST RESEARCH FOR PROCESSING CERTAIN MULTI-METAL ORE CONTAINING Bi,Zn AND Fe Ⅰ:THE TEST RESEARCH FOR OPTIMIZING PROCESSING PARAMETER OF Bi ROUGHING

某铋锌铁多金属矿选矿工艺试验研究 Ⅰ:铋粗选工艺参数优化试验研究

Methods for chemical analysis of chromium metal--The oscilloplarographic method for the determination of bismuth content

GB/T4702.12-1987金属铬化学分析方法示波极谱法测定铋量

DETERMINATION OF As,Hg AND Bi IN STANDARD SAMPLES OF THE POLYMETAL ORES BY AFS

原子荧光光谱法测定多金属矿标准样品中的砷、汞、铋

DETERMINATION OF TRACES OF Bi AND Pb IN HIGHLY PURR COPPER BY ANODIC STRIPPING SEMIDIFFERENTIAEL ELECTROANALYSIS

阳极溶出半微分电分析法测定金属铜中痕量铋铅

Discussion on relation between Devonian and tungsten-bismuth polymetallic mineralizations in Longnan-Dingnan-Quannan area,Jiangxi Province

江西龙南-定南-全南地区泥盆系与钨铋多金属矿的关系探讨