When a single person or organization controls the market for a given product or service.
指单一企业控制一种产品或服务的全部(或接近全部)供应的情形.垄断的关键在于缺乏竞争.
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The 3 - digit display unit will simultaneously display the UV , Visible, and Infrared transmission values given product.
这个产品可同时量测受测物的紫外线, 可见光及红外线穿透数据.
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