tungsten

The results show that the saturation activity increases with increases of the electron beam energy and the tungsten target thickness.

结果表明，随钨靶厚度及入射电子束能量的增加，As增加。

However, due to high melting point of tungsten and ductile-brittle transition temperature, crocodiling, lamination and cracking were easily formed in roll processing.

由于金属钨的高熔点、高韧-脆转变温度，因此钨板在轧制过程中易出现张嘴，分层，开裂等现象。

Fractal study of dynamic tension fracture for PM tungsten alloy

钨合金动态拉伸断口的分形维数

Stranded tungsten wires , tungsten heater-elements leads supports ( rods ) and electrodes etc.

钨 绞丝, 钨加热子,引出线,支杆,电极等.

Analysis and dynamic measure of tungsten inert gas spot welding pool for tantalum sheet

钽薄板TIG氦弧点焊熔池的动态测定与分析

In illumination industry, iodine tungsten light has strong and can save energy.

在照明工业中, 碘钨灯光度强、节约电能.

The effect of following factors on thermal fatigue resistance of GJW50 steel-bonded tungsten carbide, such as, austenitizing temperature, tempering temperature and hardness, has been studied.

研究了奥氏体化温度，回火温度及硬度对GJW50碳化钨钢结硬质合金热疲劳抗力的影响。

Temperature Profile Analysis of Tungsten Type Composition

钨系延期药燃烧温度场分析

Tungsten is classified among the metals.

钨归入金属类.

...resources like coal, tungsten, oil and copper...

煤、钨、石油和铜之类的资源

Tungsten steel ( hard alloy ) forming machining: tungsten forming grinding, cylindrical grinding.

钨钢 ( 硬质合金 ) 成形加工: 钨钢成型磨削 、 外园磨削.

Tungsten contact point material for automotive equipment passes the national technical appraisal

汽车电器用钨接点材料通过技术鉴定

Application of Iterated Target Transformation Factor Analysis in Spectrophotometry& Simultaneous Determination of Molybdenum and Tungsten in Geological Samples

迭代目标转换因子分析光度法同时测定化探样品中钼、钨

A glass or quartz tube has tungsten electrodes sealed in each end.

两根钨丝电极是封在玻璃管或石英管的两端.

Photoelectric System for Measuring the Diffuse Reflectivity of Tungsten Target Surface under Shock-Compression

测量冲击压缩下靶板表面漫反射率的光电系统

By changing target board thickness, the residual speed was measured after the tungsten alloy 105 simulative penetrator penetrated 45# steel with different thickness at the same speed.

采用改变靶板厚度的方法，测量了约在相同速度的条件下钨合金105模拟穿甲弹侵彻不同厚度45钢板后的剩余速度。

The tungsten shines and gives a good light.

钨丝发亮而射出耀眼的光芒.

Method of determinating of tungsten trioxide in artificial scheelite is described.

建立了人造白钨中三氧化钨的测定方法.

It is the second largest branch of tungsten consumption.

国内外颇具规模的专一钨制品生产厂并不多见.

Effect of Glass Phase on High Temperature Stability of Thick Films in Tungsten System

钨系厚膜材料中玻璃相对高温稳定性的影响

Laser Raman spectroscopy and temperature programming reduction study of supported tungsten oxide

负载氧化钨催化剂的拉曼光谱和程序升温还原研究

Tungsten has the highest dian of all metals: 3400 centigrade.

钨在所有金属中具有最高的熔点,达到了3400摄氏度.

Ganzhou tungsten industry stimulated the development of mining equipment, meltallurgical equipment.

赣州钨工业的起步与发展,带动了矿山机械 、 冶金机械和火药加工业的建设.

We make an electron gun which consists of a tungsten wire heated by an electric current.

我们制造了一把电子枪,它包括一根用电流加热的钨丝.

High frequency directs the arc, cannot produce the phenomenon of clamping tungsten.

高频引弧, 不会产生夹钨现象.

Tungsten-Rhenium thermocouples are widely used in high temperature measuring.

钨铼热电偶广泛应用于高温测量。

The four main industries are tungsten, rare earth, copper and silver tin.

主导产业有,钨业 、 稀土业 、 铜业和银锡业四大产业.

Ltd is a specialist in producing molybdenum, tungsten and their down-stream products.

凭着先进的工艺、备,雄厚的技术力量, 完善的检测手段,严格的管理体系,在广大客户中形成了良好的企业信誉.

Ulrtasonic testing technology for high-density tungsten alloy parts was introduced.

摘要介绍高密度钨基合金部件的超声检测技术.

Failure Analysis of Pure Tungsten Target Surface under Electron Bombardment

纯钨靶在电子轰击下的失效分析