three-arm protractor_测绘学英汉词典
three-arm protractor
[测绘学英汉词典]
three-arm protractor三杆分度仪
由三杆、中心针、度盘和两个分微轮组成的海上后方交会法实施水深测量图解定位的仪器。
是什么意思，three-arm protractor的解释，three-arm protractor的翻译
[海运英汉词典] three-arm protractor
[航海英汉词典] three-arm protractor
[航空英汉词典] three-arm protractor
[船舶英汉词典] three-arm protractor
[进出口英汉词典] three-arm protractor
