| 摘要 |
A tight enclosure 1 receives by an airlock 2 virgin optical discs 3 sensitive to oxygen and packed in a tight packing 4 . These discs are came out of their tight packing 4 by a means 7 , introduced into a means of writing 6 , and again introduced into a tight packing 4 a by a means of tight packaging 11 . Then they are got out of enclosure 1 through an airlock 5. |
