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DB/T 29-259-2019 备案号：J14560-2019 天津市人工湿地污水处理 技术规程 Technical specification of constructed wetlands for

基于Hadoop与Spark的大数据处理平台的构建研究 计算机及其应用 2018 年 第 3 期 第 39 卷 总第 279 期（自然科学）学报 基于Hadoop与Spark的 大数据处理平台的构建研究 刘 萍 摘

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中移建设有限公司安全生产应急预案 1 安 全 生 产 应 急 预 案 中移建设有限公司安全生产应急预案 2 安全生产应急预案 一、 安全生产目标 网络故障与通信中断事故为 0 次 人员伤亡安全事故为 0

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 Low power consumption Low voltage drop Low temperature coefficient Low Quiescent Current: 1.5uA at 6V Output voltage accuracy: tolerance ±2%Applications Battery-powered equipment Reference voltage sources Cameras,video cameras Portable AV systems Mobile phones Portable games

Features Low power consumption Low temperature coefficient Built-in hysteresis characteristic High input voltage (up to 15V) Output voltage accuracy: tolerance ±2% TO92, SOT89 SOT23-3 and SOT23 package

Features Low power consumption Low temperature coefficient Built-in hysteresis characteristic High input voltage (up to 10V) Output voltage accuracy: tolerance ±1% or ±2% TO92, SOT89, SOT23-3 ,SOT23 and SOT23-5package

Features 2V to 24V Input Voltage Up to 28V Output Voltage Integrated 80mΩ Power MOSFET 1.2MHz Fixed Switching Frequency Internal 4A Switch Current Limit Internal Compensation Thermal Shutdown Output Adjustable from 0.6V Available in a 6-pin SOT-23 package

的运营体系 以方便学习者学习的 信息化支撑体系 立项目标确定 COM 自主研发 外部引进 合作开发 怎样搭建移动学习平台---战略选择 1 2 3 4 6 平台优劣势 平台框架/功能 信息安全管理 团队营运能力

Features Low power consumption:25uA (Typ.) Low voltage drop:0.2V@100mA(Typ.) Low output noise(27uVRMS) Standby Mode: 0.1uA Low temperature coefficient Output Voltage Range: 0.9V~5V Good line Regulation:0.05%/V High Ripple Rejection: 70dB@1kHz(Typ.) High input voltage (up to 7V) Output voltage accuracy: tolerance ±2% Build-in Enable/Output Current Limit circuit

Features Low power consumption Low voltage drop Low temperature coefficient High input voltage (up to 18V) Output voltage accuracy: tolerance ±2% TO92, SOT89, SOT23-3 and SOT23 packageApplications Battery-powered equipment Communication equipment Audio/Video equipment

Features Low power consumption Low voltage drop Low temperature coefficient High input voltage (up to 18V) Output voltage accuracy: tolerance ±2% TO92, SOT89 ,SOT23-3and SOT23 packageApplications Battery-powered equipment Communication equipment Audio/Video equipment

Features Low voltage drop: 0.17V@100mA High input voltage: 15V Low temperature coefficient Large Output Current: >0.35A Low Quiescent Current: 1.0uA Output voltage accuracy: tolerance ±2% Built-in current limiter SOT89 and SOT23-3 package

Features External parts: Coil, capacitor Output voltage: Settable to between2.1V to 5.5V in 0.1V steps Maximum Oscillationfrequency :300KHz Accuracy of ±2% High efficiency :95% Package:SOT23,SOT23-3,SOT23-5,SOT89and TO92

Features Low power consumption Low voltage drop Low temperature coefficient Low Quiescent Current: 5uA at 6V Output voltage accuracy: tolerance ±2%Applications Battery-powered equipment Reference voltage sources Cameras,video cameras Portable AV systems Mobile phones Portable games

Features Low power consumption Low voltage drop Low temperature coefficient High input voltage (up to 32V) Output voltage accuracy: tolerance ±2% TO92 and SOT89 packageApplications Battery-powered equipment Communication equipment Audio/Video equipment

长沙微领地网络科技有限公司 从 VR 店铺的上线看微领地小蜜市场前景 新电商时代的到来，以 VR、AR 为代表的不少新科技被融入进电 商平台的发展之中。个人流量平台微领地小蜜，就结合时下较为流行 的 VR

Features Low voltage drop: 0.17V@100mA High input voltage: 15V Low temperature coefficient Large Output Current: >0.5A Low Quiescent Current: 1.0uA Output voltage accuracy: tolerance ±2% Built-in current limiter SOT89,SOT89-5,SOT23-3 and SOT23-5packagesApplications Battery-powered equipment Hand-Hold Equipment GRS Receivers Wireless LAN

Features Quiescent Current: 4.2uA@12V PSRR:60dB@100Hz Voltage drop:600mV@100mA ESD HBM:8KV High input voltage (up to 40V) Output voltage accuracy: tolerance ±2% Output current:100mA(Typ.) TO92 and SOT89 package