machine retrieval造句

• The artificial language formed under the conditions of the hand retrieval and the machine retrieval has become mature in organization and retrieval . we must solve the problem how to combine natural language and artificial language when we talk about organizing and retrieving internet information resources
  在手工检索、机检条件下形成的受控语言从标引到检索两方面都已基本成熟，网络信息资源的组织与检索涉及到自然语言如何与受控语言兼容并蓄问题。