Superior lamp technology offering high brightness and longevity at extra cost. See also Quartz Halogen.
优良的灯技术提供高的亮度以及以额外的费用的长寿。也看见石英卤。
The pure quartz shake circuit with a high stable performance to the frequency.
全部采用石英振荡电路，具有极高的频率稳定性能。
The pure quartz shake circuit with a high stable performance to the frequency.
全部采用石英振荡电路，具有极高的频率稳定性能。
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