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日本三菱电机公司最近生产出一种利用近红外线测定梨成熟程度的仪器。近红外线是红外线中波长为1.3至1.5微米的一种短波光。把利用这种近红外线照射梨果实的情况同梨的形状和表面颜色的数据加在一起,进行综合判
Japan’s Mitsubishi Electric recently produced a device that measures the degree of ripening of pear by near-infrared spectroscopy. Near infrared is a type of short-wave light having an infrared wavelength of 1.3 to 1.5 μm. The use of such near-infrared irradiation pear fruit situation with pear shape and surface color data together, the comprehensive sentence