radar check point雷达: radar雷达地标航行: radar pilotage雷达地标领航: electronic pilotagepiston; radar pilotage雷达地平: radar horizon雷达地平线: radar horizon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:雷达地标，即可在微信中查询翻译
