... front fillet welding || 正面角焊 front focal distance || 前焦距 front focal length || 前焦距 ...
基于18个网页-相关网页
front vertex focal distance 前顶焦距 ; 前顶点焦距 ; 前表面镜
The position of the image and the amplitude variation in the optical field are associated with the focus and the distance from the object to the front focal plane of the lens system.
象的空间位置和光场振幅的变化与透镜系统的焦距以及物体距焦平面的位置有关。
youdao
应用推荐
模块上移
模块下移
不移动