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n. 微生物区系；微生物群落
?电介质电容
话筒类型：电介质电容 (Microflex) 方向性：超心形
系列小直径内窥镜
Among other things, it makes microflex circuits, a technology 3M nearly abandoned in the early 1980s, which tell Hewlett-Packard printers how much ink to dispense.
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