N a protective case for a book or set of books that is open at one end so that only the spines of the books are visible 书套
That’s why some high-end resorts now offer to lock away guests’ computers, CrackBerry’s, cellphones and PDAs so it’s almost impossible to slip back into staying in 24-hour contact “just in case.”
这就是某些高端度假地提供锁住顾客电脑，黑莓，手机，PDA等服务的原因。 溜回房间24小时呆在那里“以防万一”这总不太可能吧。
Remove brushes and short the ring together with a copper link in case of a slip ring motor (wound rotor).
若是滑环式电动机(绕线转子)，去除电刷，和铜环连在一起使滑环短路。
The fore-body with sharp section angle can produce direction stability at middle-higher angle of attack in the case of side-slip.
有侧滑时，尖侧缘的非圆截面机身头部在中等和大迎角下，可具有方向稳定性。
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