The blackspot shown in the photos was caused when molding the white base of the nozzle. 照片中显示的黑点是注塑喷嘴的白底(WB)座时造成的。
You need to have a white base layer, then another layer with the photo in it and then a transparent layer above it. 您需要拥有一台白色的基础层,然后又一层的照片,然后在一个透明的层上面。
But transparent material can be backed by a white base to give good copy. 但若是透明底基,则需垫置乳白色底板,以取得良好的复照效果。
Steel tools with navy blue, precise polishing, blueing surface and white base logo which is our company special new technic. 钢具表面深蓝色、精抛光、镜面抛光、发蓝表面的不同白底(WB)图案等是我公司独特的新型技术。
During the starting process, due to the injection mould machine demoulding, carbonizing materials mixed into the injection materials of white base to form the blackspot in the picture. 在开机过程中,由于注塑件的脱模,碳化的物料混入白底(WB)座的注塑料内,造成了照片中的黑点。