The text indexes the approaches for improving its quality from basic theory, machines, tools and art innovations, and so on.

从基础理论、机床、刀具和技术创新等角度，指出了提高产品质量的途径。

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The combination of software, broadband networks and powerful, affordable devices is making it possible to put high-quality educational resources into the hands of any teacher or student who has access to basic technology infrastructure and tools.

FORBES: Bill Gates