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外研版高中英語必修2module1ourbodyandhealthyhabits教學參考資料-文庫吧資料

2024-11-26 21:36本頁面
  

【正文】 us injuries. Working with a seemingly harmless mouse and keyboard can cause chronic injuries just as easily as hauling a load of cement. In fact, repetitive strain injuries such as carpal tunnel affect hundreds of thousands of American workers a year, and lead to tens of billions of dollars annually in workers p claims, according to the Occupational Safety and Health Administration (OSHA). Nelson Liu, a certified
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