The fluorescence spectrum intensity is reduced by the heat effect of electric current when the current flows through a liquid-core optical fiber.
电流通过液芯光纤，电流的热效应降低了液体样品荧光光谱强度。
The absolute intensity of the soft X ray spectrum from laser plasma has bean measured. Finally, the measured errors of spectrum intensity are analysed and estimated.
并用此方法获得了激光等离子体发射软x光谱的绝对强度测量值。
This is no small thing; the standard for Wi-Fi was developed on unlicensed spectrum that had been considered "junk band", cluttered with low-intensity signals from microwave ovens and baby monitors.
这不是一件小事；短距离无线保真频率是无牌普，曾经被认为是“垃圾频率”，短距离无线通讯充满了从微波炉和婴儿监视器里收集到杂乱的低强度信号。
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