明西关键词检索结果

Southeast Tibet Grew in Pulses, Not All at Once

Southeast Tibet Grew in Pulses, Not All at Once

矿物冷却年龄揭示了隆起和侵蚀暴露出更深岩石时的三个脉冲,表明西藏东南部在大约 8000 万年的时间里逐步向外生长。

地球上已知最古老的撞击坑可能在澳大利亚内陆发现。 30 亿年前它撞击地球

Earth’s Oldest Known Impact Crater May Have Been Found in the Australian Outback. It Hit Earth 3 Billion Years Ago

古代晶体表明西澳大利亚有 30 亿年前的小行星撞击事件。