Abstract: This paper briefly introduces the principle and development of atmospheric laser communication its characters and functions.
基于1个网页-相关网页
Business letters play an important role in business trade. Because of its characters and functions, in business letters, politeness should be paid more attention.
商务信函在商业贸易中扮演着重要的角色，他的特点和功能决定了商务信函中必须注重礼貌原则的运用。
The functions and characters of the software P3 and its application to work out the construction schedule of a pumped storage power station are described.
介绍了P 3软件的功能和特点以及在某抽水蓄能电站工程施工进度计划编制中的应用过程及成果。
This paper introduces its functions, characters, and applications, shows some problems in the practice, at last it presents an example.
本文从它的功能、特点及应用等方面进行了介绍，指出它在使用时应该注意的一些问题，最后给出了一个具体的应用实例。
应用推荐