New analysis of Apollo Moon samples finally settles debate: « For decades, scientists have argued whether the Moon had a strong or weak magnetic field during its early history (3.5 - 4 billion years ago). Now a new analysis shows that both sides of the debate are effectively correct. »

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The Mornin,这一点在同城约会中也有详细论述

(一)从销售方取得的增值税专用发票上列明的增值税税额;

同样是赚 100 块,2019 年能留下 50 块毛利,2024 年只有 36 了,这还不是净利润……

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