汉字乃中华文化之瑰宝。鲁迅先生在《汉文学史纲要》中曾深刻指出：“诵习一字，当识形音义三：口诵耳闻其音，目察其形，心通其义，三识并用，一字之功乃全。”接着，又举例曰：“其在 ...

中华文明何以生生不息、历久弥新？其中原因很多，但汉字是不容忽视的核心因素之一。 汉字源远流长，在世界文字体系中，作为古老自源的表意文字系统，只有汉字沿用至今。汉字在中华文明 ...

SINGAPORE – Singapore will work with US companies invested here to improve the lives of Singaporeans and Americans, said Deputy Prime Minister and Trade and Industry Minister Gan Kim Yong on ...

Thanks to a combination of high-speed and low-loss switching, GaN high electron mobility transistors are able to excel in high-power switching systems. What are GaN HEMTs and why are they important?

Cambridge GaN Devices has patented a technique for lowering losses in 100kW+ IGBT-based vehicle traction drives, at lower cost than all-silicon-carbide inverters, it said. It involves connecting GaN ...