求翻译：中国古代科学技术在世界科学技术史中的地位无疑是非常突出的、显赫的。然而，为什么近代科学技术没有在中国产生呢？简言之，一是封建社会压制工商、闭关自守，障碍了和工商业有关的科学技术的发展，如力学、数学、航海技术和机械制造等。二是哲学界独尊儒学，明末以后，科学技术进一步发展，要求有能够指导科学技术发展的哲学，而儒学却满足不了。三是以四书五经为教育内容，轻视技艺，很少涉及科学知识。四是自满保守，天朝老大，唯我独尊。是什么意思？

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The ancient Chinese science and technology in the history of science and technology in the world is undoubtedly a very prominent position, prominent. However, the question of why no modern science and technology in China? In short, a feudal society was suppressed business, inward-looking, obstacles

Role in the history of science and technology of the ancient Chinese science and technology in the world is undoubtedly very conspicuous, prominent. However, why does modern science and technology in China? In short, one is suppression of feudal society of Commerce and industry, looked inward obstac