本文将从质量保证所涉及的因素谈起，介绍动态质量控制系统。
This system will be presented in this paper, starting with a discussion of quality factors.
电压质量是影响数控系统可靠运行的重要因素。
The voltage quality is an important factor to the reliable running of NC machine.
电压质量是影响数控系统可靠运行的重要因素。
The voltage quality is an important factor to the reliable running of NC machine.
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