One is a briefcase in which the attached laptop holder is exposed when the case is unzipped. The other is a wheeled carry-on with a removable laptop case.
一种是当箱包拉开时会暴露放置便携式电脑装置的公文包,另一种是带可拆卸便携式电脑包的轮式手提包。
2
Disc holderremovable for replacement of disc without dismantling the valve - no special tools required.