超ちょう長ちょう波はちょうちょうはMeanings1nounvery low frequency wave; VLF waveTechnical term in radio engineering; refers to electromagnetic waves in the 3–30 kHz range.超ちょう長ちょう波はは潜せん水すい艦かんとの通つう信しんに利り用ようされる。VLF waves are used for communication with submarines.
