free articles meaning in English

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Intel developer services offers free articles and training to help software developers maximize code performance and minimize time and effort
提供了免费的文章和培训，帮助软件开发人员最大化代码性能和最小化时间和工作。
Aseptic technique is the technique aiming to prevent all kinds of microorganisms from invading the body in the process of medical treatment and nursing care and it also means the technique that prevent germ free articles and environment from contaminated
答：无菌技术是指在医疗、护理操作中，防止一切微生物侵入人体和防止无菌物品，无菌区域被污染的操作技术。