单词	光电等高仪
释义	光电等高仪photoelectric astrolabe
随便看	natural circulation evaporator natural circulation in reactor natural circulation line natural circulation reactor natural-circulation steam natural-circulation steam generator natural-circulation steam--generator natural classification natural classification of cost natural clays natural climate test natural coast natural coke natural colloid natural color natural colored natural-colored natural coloring matter natural color television natural colo(u)r natural colour natural-coloured natural colo(u)ring matter natural colouring matter natural colour reception