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最佳答案：I have lost myself ,holding no hopes for my life.
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最佳答案：i 've received your mail,but seems you didn't solve anything for me.i reset my p
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最佳答案：楼主的翻译很不错,稍作修改如下,请相信我的翻译.本文重点研究了如何利用稀疏表示理论来实现运动目标检测的方法,该方法首先针对非平稳的背景环境,构建和更新稀疏表示字
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最佳答案：书名号中的;MS在45－425m/z进行全扫描操作.前述的色谱方法用于GC-FID测定,通过计算峰面积,以找出每种组分在样品中的相对含量（比例）.这种方法,已被
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最佳答案：The office has been completely closed.I have nothing to do here.Can I leave?Than
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最佳答案：这两个都是定语从句.The opinion I heard from Tom is totally wrong.You have already solved