Figure 30 shows that the user librarian, one of the members of the workers group, performed the retrieval task.

图30显示用户librarian(工作人员组的成员之一)执行了检索任务。

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To find a user group in your area, call your local college computer center, ask the staff at a local computer store or talk to your librarian.

要想找到你所在地的用户协会，可以给当地大学的计算机中心打电话，询问当地计算机商店的店员或找图书馆管理员打听。

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Your local library intends to improve its service and facilities. As a regular library user, please write a letter to the chief librarian, offering your proposals.

您当地的图书馆计划改进其服务和设施。作为图书馆的一名常客，请给馆长写一封信，提出你的建议。

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