... there are bottle,teats and fruits such as grapes,cherries,strawberries,these accessories,tools,and fruits was ... microscopes,cameras,video cameras and other parts of the parts of the lens by ultrasonic cleaning ,etc. ... industry:the grinding and polishing process,a lot of dust buildup in the dirt will jade ... often blocked,seals are often obscured by inkpad of buildup,commonly used WELGO special cleaner can ...