岛津电子托盘天平中文操作说明书（UW，UX系列）

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Strong people go for help. Ask for assistance. Gnashing your teeth in the dark will not get you extra brownie points. It is a sign of strength to ask for assistance and people will respect you for it.
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4300万本书和9800万篇文章。
Ask yourself: When was the last time you did something that you were afraid of? Next