tangentialadj.离题的；肤浅的；切线的；相切的tangential brush切向配置电刷tangential speed切向速度tangential fiber切向纤维tangential wound[医] 切线创伤tangential joint切向接合tangential plane切面tangential fibre切向纤维tangential screw切向螺纹,切向螺旋tangential clamp直角钳tangential image切向图像