1·The highest temperature-and thus the brightest light-that an incandescent lamp can achieve is the melting point of its tungsten filament.
一盏白炽灯所能达到的最高温度——即最大亮度——是其钨丝熔点的温度。
2·High Intensity Discharge (HID) is a new type of lighting technology that primarily different from the conventional halogen bulbs that use a heated tungsten filament.
高强度放电(藏)，是一种新型的照明技术，主要是不同于传统卤素灯泡使用激烈的钨丝。
3·Paris Expo, at the Edison invented produced by the tungsten filament incandescent lamp.
1878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。