He says he sometimes found it hard to persuade companies to deliver lab supplies to a residential address.

他说，他有时发现很难说服企业提供实验室用品到一个住宅住址。

The register should specify the name, postal or residential address of each member and the date on which that person became a member.

名册需要保存名字，邮政编码或者住址以及入会时间。