1.
Methods of Prolonging Lifetime of EM Tungsten Filament
延长电镜钨灯丝使用寿命的方法探讨
2.
The first tungsten lamps contained so-called "pressed" filaments the metal was subjected to tremendous pressures in small grooves the size of a wire.
第一批钨灯含有那种“压出来的”细丝,把这种金属放入细槽，施以高压，使之成丝。
3.
Making use of a sectional and multi-function grating spectroscope, the bromine tungsten lamp and absorbing pond, an analysis of cosmetics for the property to defend the ultraviolet ray is accomplished.
利用组合式多功能光栅光谱仪、溴钨灯和吸收池，对遮阳品进行光谱特性分析。
4.
The vital part of the incandescent electric lamp is the tungsten wire inside the bulb.
白炽电灯的关键部分是灯泡里的钨丝。
5.
Our tungsten lamps are better than the old carbon lamps. They are brighter and they last longer.
我们现在的钨丝灯泡比老的碳丝灯泡好，钨丝灯泡更亮、更耐久。
6.
Safety requirements of luminaires with built-in transformers for filaments lamps
GB7000.6-1996内装变压器的钨丝灯灯具的安全要求
7.
Electricity which is passed through the thin tungsten wire inside the bulb makes the wire very hot.
当电通过灯泡里的细钨丝时，会使钨丝达到很高的温度。
8.
When the electric current is turned on, it ignites the tungsten filaments in the bulb.
电流一接通就使灯泡里的钨丝灼热发光。
9.
Even with the air pumped out the bulb, the tungsten filament slowly vaporizes.
即使灯泡中的空气被抽出，钨丝也会慢慢地蒸发。
10.
Edison's efforts to invent an electric light bulb did not pan out until he used tungsten wires.
爱迪生发明电灯泡的努力直到使用钨丝才获得成功。
11.
On the Re-crystallization Properties of Tungsten Wire Used in Manifolder Halogen Lamp by Press Processing
压力加工过程对复印机卤素灯用钨丝二次再结晶性能的影响
12.
"In an electric incandescent lamp, or lightbulb, a filament is enclosed in a glass shell that is either evacuated or filled with an inert gas."
电子白炽灯(即灯泡)中的钨丝是被罩在一个玻璃壳内,内部抽空空气或灌满惰性气体。
13.
The great invention in that lamp was the discovery of a way to convert metallic tungsten into wire.
发明这种灯的伟大创造力，在于发现了把金属性质的钨改变为丝的方法。
14.
Comparison of Ultrafine Tungsten Powder Produced by Hydrogen Reduction of Blue Tungsten Oxide and Violet Tungsten Oxide
蓝钨与紫钨氢还原法生产超细钨粉的比较
15.
nitrided niobium-titanium-tungsten alloy
氧化铌--钛--钨合金
16.
Separating molybdenum from tungsten is a technical difficult problem in metallurgy of tungsten.
钨钼分离是钨冶金中的一个技术难题。
17.
The Status and Development Trends of Tungsten Materials and Tungsten Wire Industry in China;
中国钨材、钨丝加工业现状及发展趋势
18.
Determination of tungsten in tungsten ore by spectrophotometry with microwave digestion
微波消解-分光光度法测定钨矿中钨