闭开-开闭形态学梯度
close-opening-open-closing morphological gradient
多开眼定向钻井
multi hole directional drilling
反向电流自动断开开关
automatic reverse current cutout
开眼看世界
open the eyes to the world
青光眼,开角型
Primary open-angle glaucoma
primary open angle glaucoma
open angle glaucoma
青光眼.开角
Primary open-angle glaucoma