This article brings forward the design method of modern long-haul education system for information retrieval.
提出了高等学校信息检索现代远程教育教学系统的设计方法。
Modern design method of the running mechanism of planetary wheel is introduced in this article.
介绍了行星轮式行走机构的设计。
Modern design method of the running mechanism of planetary wheel is introduced in this article.
介绍了行星轮式行走机构的设计。
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