The design principle and the structure of the steel platform for the construction of Hangzhou Bay Bridge are introduced and the major problems and points of attention are pointed out.
介绍了杭州湾跨海大桥桩基施工钢平台的设计原则、钢平台的构造和设计，同时指出了钢平台施工中应注意的主要问题。
The composition, major function, operating principle and design idea of SF6 environment monitoring system for high-tension switch house were introduced.
介绍了高压开关配电室SF 6环境监测系统的组成、主要功能、工作原理及设计思想。
The construction and principle of system, and design of major software are described in detail.
对系统的结构和工作原理，以及主要软件模块的设计进行了较详细的叙述。
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