“decibels above reference coupling”的概念、定义、翻译、参考文献-科学参考

单词	decibels above reference coupling
释义	decibels above reference coupling [`des·ǝ·bǝlz ǝ¦bǝv `ref·rǝns ´kǝp·liŋ] ^ELECTRICITY A measure of the coupling between two circuits, expressed in relation to a reference value of coupling that gives a specified reading on a specified noise-measuring set when a test tone of 90 dBa is impressed on one circuit. Abbreviated dBx.
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