从2010年开始，随着科研成果的产业化，国内市场开始出现纯国产的数据库加密产品。
From the beginning of 2010, with the industrialization of scientific research, the domestic market began to produce pure domestic database encryption products.
本文介绍了采用单片机对纯机械式结构的国产织机进行改进的过程。
This paper introduces the process of improvement for China-made mechanical looms by the Single-chip microcomputer.
分析了国产清梳联设备生产纯涤纶纱棉结产生的原因，介绍了减少棉结的措施。
Generating reasons of neps in producing polyester yarn with domestic blowing-carding unit are analyzed, and measures on reducing neps are introduced.
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