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剪断损耗法
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剪断损耗法
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工学
插入损耗测量
释
cutback method
剪断损耗法
一次是在光纤全长的输出端上测量,另一次是在不改变注入条件下,在接近注入端的一短段剪断光纤后测量的方法。测量光纤传输特性(如衰减和带宽)的一种方法。又称差值法。
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underbalanced accurate pressure control drilling
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