NearInfra-red ('NIR') INGOT calibrations provide rapid nutritional analysis of raw materials and finished products.
我们使用近红外（NIR）技术的INGOT校准技术对原材料和成品进行快速营养分析；
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We are using an array of small LEDs (light emitting diodes) that have been tuned to produce nearinfra-red light at a particular wavelength.
我们使用的是小型LED阵列(发光二极管)已经调整，以产生在特定波长的近红外光。
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By analysing data from a sensor that detects light in both the visible and the near-infra-red spectrum, a computer is able to determine the colour, type, shape and position of each item.