It describes the system structure, a part of system flow chart. It provides some measures for improving produce safety.

介绍了系统构成和工艺流程，给出了部分系统流程图及提高安全生产的各项措施。

youdao

It describes the system using the functional unification grammar and also discusses the matching algorithm, syntax analysis and decidable problem analysis.

使用了功能合一语法对描述系统，对系统中采用的匹配算法、语法分析及可判定性分析进行了讨论。

youdao

It describes the mock system objects you can use, provides tips for designing providers so that they can be tested, and lists provider-specific features you should test.

这一章介绍了你可以使用的模拟系统对象，给出了设计内容提供者的相关建议以便他们能被测试，并且列出了你应该测试的提供者功能。

youdao

It describes Mali's democracy as a system in which the ruling party buys political support and votes, with high-level posts or with lucrative government contracts - many not tendered.

BBC: Konare - Mali's spin-master

All that scientists can do is formulate models and it seems to me that the model needed is one that accurately describes the entire climatic system of the earth, a gargantuan task in itself.

FORBES: A Concise Slice of Climate-Science History

It describes a life form that inhabits a small nebula known as a Bok globule, which visits the solar system to refuel from the sun.

ECONOMIST: Sir Fred Hoyle