索菲亚用一布块止住了血.Sophia stanched the blood with a cloth.方法是用浸透丙酮的布块在涂层上面擦拭, 若固化不良,涂层会被溶解.Acetone is impregnated fabric coating, above, to curing coatings will be dissolved.纤维布块过滤器是一种新型深层纤维滤料过滤器.Fabric filter is a new kind of ...