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zen yang zuo yan jing yun dong
Pages: 29
Year: Issue:  9
Journal: Regimen

Keyword:  简单运动眼睛疲劳不正确种类无益方法有害复杂打字员速记;
Abstract: <正> 眼睛运动的种类很多,而且大部份都复杂难作,如果作的方法不正确反而有害无益,所以这里选了四种任何人都会作,而且不会作错的简单运动,这四种运动,都是为
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