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| 单词 | band-pass filter |
| 释义 | band-pass filter in British Englishnoun 1. electronics a filter that transmits only those currents having a frequency lying within specified limits Compare high-pass filter, low-pass filter2. an optical device, consisting of absorbing filters, for transmitting electromagnetic waves of predetermined wavelengths band-pass filter in American English (ˈbændˌpæs) Electronics a filter which will pass frequencies within a desired range but will virtually cut out all other frequencies |
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