Spot lights only shine in one direction, in a cone. They are perfect for flashlights, car headlights or lamp posts. They are the most expensive on the graphics processor.

聚光灯只在一个方向上，在一个圆锥体范围发射光线。它们用作手电筒真是完美，汽车的车头灯或者灯柱。它们在图形处理器上是最耗费资源的。

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LED Spot Cup, also known as LED lighting, is to use light-emitting diodes as the light source lamp.

LED射灯杯又称LED射灯，就是用发光二极管作为光源的射灯。

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At measured hot spot temperature, the evaporation rate is theoretically calculated and the relations between emission material storage and lamp life are obtained.

在测定热点温度后，我们计算得了发射材料的损失率和发射材料贮量与寿命的关系。

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But some residents reportedly missed a 19th Century lamp-post, long a romantic meeting spot, which stood at the spot before.

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