青云翻译

Check the door slider foot wear and be replaced, the bolts are loose, up and down outside the door are the same

Check the doors slide for wear and replace them, the bolts are loosened, external doors are the same

The inspection gate foot slide attrition situation and replaces, whether various bolts do loosen, about entrance door whether consistent

Inspection doors slide foot wear and whether or not to replace the bolts loose, outside door bottom line whether

Check the doors slide for wear and replace them, the bolts are loosened, external doors are the same