若干个

List some of the drawbacks of using an array instead of a vector.

列出使用数组而不是 vector 的缺点。

The paper declaration form for import goods is submitted in quintuplicate, consisting of a page for customs operation, a page for the customs to keep, a page for the enterprise to keep, a page for customs verification and writing off, and a page certification respectively.

进口货物纸质报关单一式五联：海关作业联、海关留存联、企业留存联、海关核销联、证明联。出口货物纸质报关单一式六联：海关作业联、海关留存联、企业留存联、海关核销联、证明联、证明联。