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汉语拼音：wū sī

钨经过高温冶炼后抽成的丝，可以做电灯泡、电子管等里面的灯丝。

1. 钨经过高温冶炼后抽成的丝。可以做电灯泡、电子管等里面的灯丝。

• 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。

• Study is made of the potassium content of tungsten Rod and its impact on the sag resistance of tungsten wire.

  研究了钨条钾含量与钨丝抗下垂性能的关系。

• The center wire is usually of tungsten or stainless steel and is about 0. 1 mm in diameter.

  中心丝通常是钨丝或不锈钢丝，直径约为0.1毫米。

• Tungsten filament lamps for domestic and similar general lighting purposes - Performance requirements.

  家用和类似用途普通照明用钨丝灯.性能要求

• Over the past 100 years, there have been many bulb innovations -- including tungsten halogen, metal halide, sodium, and compact fluorescent.

  在过去的100年里，灯泡领域的创新可谓数目繁多--这其中有钨丝灯，金属卤化灯，钠灯和紧凑型荧光灯。

• The illumination is lowered easily by filament breakage or darkened bulb glass due to the tungsten lamps.

  由于白炽灯都是钨丝灯，容易出现断丝或灯泡玻璃内壁变黑而光照变低。

• Paris Expo, at the Edison invented produced by the tungsten filament incandescent lamp.

  年巴黎世博会，展出了爱迪生发明的用钨丝制作的白炽电灯。

• Incandescent lamps - Safety specifications - Part 1 : tungsten filament lamps for domestic and similar general lighting purposes.

  白炽灯安全规范.第1部分：家用和类似用途的一般照明用钨丝灯

• Incandescent lamps - Safety specifications - Part 2 : Tungsten halogen lamps for domestic and similar general lighting purposes.

  白炽灯安全规范.第2部分：家用和类似一般照明用钨丝卤素灯