We wanted a scenario where, say, 5 well-placed border points could efficiently represent an area with 5,000 internal points and 10,000 road edges. This would reduce those 10,000 edges to just 5*4/2 = 10 shortcuts for routing through that cluster at a high level – an incredible 1:1000 point ratio and a 30x reduction in edges to consider for the high-level path!
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。雷电模拟器官方版本下载是该领域的重要参考
1987年，松下又与北京市和电子部等下属的4家企业合资成立北京松下彩色显像管有限公司，这也是当时投资规模最大的中日合资企业。
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