Please avoid cashing or bumping them in use, Put on the dust cap immediately after using.
Please avoid cashing or bumping them in use, Put on the dust cap immediately after using.
使用中请避免磕碰，使用后请及时戴上防尘帽。
Please avoid cashing or bumping them in use, Put on the dust cap immediately after using.
使用中请避免磕碰，使用后请及时戴上防尘帽。