That time, I happened to find "in the store;" "Ultrasonic cleaning machine" At first, I thought this should only be needed by professional watch, eyewear, jewelry stores and the like. However, after using it, I found it to be quite good. Class for the children at ordinary times, glasses often touch a lot of chalk, < strong > < a href = "http://www.kejeme.com/news/xyxw/1444.html" > use washing machine wash the glasses < / a > < / strong > wears have & other "Completely refreshed";" The effect is as bright as freshly fitted glasses. However, at present, the cleaning machine still cannot achieve ";" "Wash and use" Take glasses for example. After washing, you still need to use an eyeglass cloth or paper towel to absorb water or dry them with a hair dryer, unless you are not in a hurry and let them air dry naturally. It would be even better if the cleaning machine could dry automatically after washing. Besides, I'm a little worried that if one cleaning machine does all kinds of cleaning, it might not be so hygienic either? For instance, if one washes glasses and then cleans dentures, toothbrushes and CDS, will it cause "..." "Cross-infection" And? Especially for some things that need to be put in the mouth, it is probably still ";" "Specialized use for specific purposes" Better. Fortunately, the cleaning machine is not expensive. It only costs three or four hundred yuan.