距离: distance; range; gap; space; ...标志: sign; mark; symbol; hallmark ...距离标志灯: distance marking light零距离标志: zero range mark活动距离标志: movable mark精确距离标志: accurate range marker距离标志电路: range-marker circuit距离标志控制: range marker control距离标志脉冲: range marker pulse距离标志偏移: range mark offset距离标志作移: range mark offset雷达距离标志: radar range marker跑道距离标志: runway distance marker参考距离标志器: reference range marker浮船坞距离标志灯: floating dock marker light距离标志发生器: range marker generator; ranging oscillator距离标志胶生器: range mark generator距离标志振荡器: range marker oscillator可变的距离标志: variable range marker可变距离标志器: variable range marker距离标志脉冲发生器: range-marker oscillator距离标志信号发生器: range-mark generator瞄准具头部距离标志灯: sight head range lights距离标尺: distance scale; range scale距离标度: range scale
