a magnification device for attachment to store merchandise shelving for magnifying merchandise labeling information including an optical magnification member; a bracket for attachment to…
一种依恋放大设备来存储商品放大商品标签的资料,包括一个光学倍率成员搁置,一个用于连接到支架…
fixed-point scaling and interpolation can eliminate the influence of optical magnification ratio varying with position variation of measuring points is obtained, 2.