Norton™ 为 PC、Mac® 和移动设备提供行业领先的防病毒解决方案及最佳安全软件。下载 Norton 360 套餐 - 帮助保护您的设备免受病毒、勒索软件、恶意软件和其他在线威胁的侵……
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UNICEF works in more than 190 countries and territories to reach the most disadvantaged childre……
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河南理工大学（简称“河南理工”；英文：Henan Polytechnic University，英文简称“HPU”）的前身——焦作路矿学堂，在黄河之滨、太行之阳的焦作诞生，成为我国第一所矿业……
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Datasheet search engine for Electronic Components and Semiconductors, integrated circuits, diod……
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加利福尼亚大学伯克利分校（University of California-Berkeley，简称UC Berkeley、Berkeley或Cal ，加州大学伯克利分校，伯克利加州大学）是世……
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NI’s software-connected systems help you engineer ambitiously from design to test. We’re here f……
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The MDN Web Docs site provides information about Open Web technologies including HTML, CSS, and……
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Infineon semiconductor solutions - MCUs, sensors, automotive & power management ICs, memori……
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Li Ka Shing Foundation supports projects that promote social progress through expanding access ……
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From microcontrollers and processors to sensors, analog ICs and connectivity, our technologies ……
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