edge distance ratio的意思|示意

边距比率 ... 篦条间距 clearance between bars 边距比率 edge distance ratio 间距比例可变的打字机 typewriter with proportional pitch ...

缘距比 ... 隙距比 clearance ratio 缘距比 edge distance ratio 主焦距,前焦距 anterior focal distance ...

端距比 ... ED Edge Distance 边缘距离 edge distance ratio 端距比 picture-edge distance 摄影基线 ...