自1956年中国航天事业起步以来的70年间，一代代中国航天人以青春年华投身祖国航天事业，创造了令全国各族人民自豪的非凡成就。我国首位飞天女航天员刘洋代表说，传承“两弹一星”精神、载人航天精神，全体航天员随时准备为祖国出征太空。“在一次次向未知进发的太空征程中，我们必将永葆本色、克服险阻，为建设航天强国、实现航天梦贡献力量。”
The first two requirements (“Efficient” and “Fine-grained”) are important for performance. Imagine a large spreadsheet with millions of cells containing formulas — it would be a huge waste of resources to recalculate every single cell, every time any input changes. Similarly, you don’t want to calculate the value of a cell multiple times if you can help it. In general, we want to do the minimum amount of work possible.，这一点在新收录的资料中也有详细论述
Why partnership matters as much as platform。新收录的资料对此有专业解读
French president says Paris could deploy nuclear capable fighter jet to countries such as Germany and Poland
"It is absolutely not acceptable but I'm not the first person this position, I will not be the last."