feeder clearance馈线: feeder line; feeder; supply ...间隔: interval; space; spacing; bl ...等高线间隔: contour interval; contour vertical interval; vertical interval航线间隔: flight-line spacing计时线间隔: timing-line interval下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:馈线间隔，即可在微信中查询翻译
