audible and visual signal equipment是什么意思、英文翻译及中文解释
audible and visual signal equipment
词语: audible and visual signal equipment
解释: 声光信号设备
词性: 名词
词典: 船舶专业英汉词典
audible and visual signal equipment
词语: audible and visual signal equipment
解释: 声光信号设备
词性: 名词
词典: 船舶专业英汉词典