effective frequency range
常见例句
- The effective constitutive parameters of forests at high frequency range is analyzed.
本文分析了森林的高频有效导磁率和有效介电常数。 - Changing volume ratio of the two-chamber muffler can improve the effective noise reduction frequency range of the muffler.
通过改变消声器的两腔容积比，可以改善消声器的有效消声频率范围。 - A tuneable antenna is an antenna that can change resonance frequencies for effective reception of a wide range frequency bands.
一个可调谐天线是一个天线，可以改变一个广泛有效的频段接收共振频率。
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