arc of visibility
词语: arc of visibility
解释: 明弧(信号灯),视野
词典: 海运专业英汉词典
arc of visibility 相关解释
arc of visibility 〔名词〕视野,视界,观察扇面
arc of visibility
词语: arc of visibility
解释: 明弧(信号灯),视野
词典: 海运专业英汉词典
arc of visibility 相关解释
arc of visibility 〔名词〕视野,视界,观察扇面