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20 小时
钜泉三相电能计量芯片HT7136,最高20000:1动态范围
HT7017是一颗带UART通讯接口的高精度单相多功能计量芯片。芯片支持宽电压,工作电压范围是3.0~5.5V,工作晶振为6MHz。三路19bitsSigma-DeltaADC;支持20000:1的动态范围; ...
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14 小时
(Multimídia) Maior terminal "ro-ro" de automóveis da bacia do rio Yangtzé entra em ...
O maior terminal "ro-ro" (roll-on/roll-off) de automóveis da bacia do rio Yangtzé entrou em operação no Porto de Taicang, na ...
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