“primary service area”的概念、定义、翻译、参考文献-科学参考

单词	primary service area
释义	primary service area [`prī´mer·ē `sǝr·vǝs ´er·ē·ǝ] ^{COMMUNICATIONS} The area in which the ground wave of a broadcast station is not subject to objectionable interference or fading.
随便看	kalinite kaliophilite kalium kalkowskite kallidin I kallitype Kalman filter Kalotermitidae kalsilite kalsomine kalunite Kaluza theory kamacite kame kame terrace Kamptozoa kampyle of Eudoxus KAM theorem kanamycin kangaroo Kanji Kansan glaciation Kansasii disease kansite geometrical distortion

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