本文介绍安全栅的基础知识，闸述了正确选用安全栅，以及安装和在现场调试安全栅时的注意事项。
This text introduces the foundation knowledge of the safe grid, the said the exactitude chooses to use the safe grid, and install with adjust to try the announcements of safe grid hour on the spot.
在总结大量预应力闸墩设计工程实践经验的基础上，提出了预应力闸墩结构设计的总体步骤以及设计中需重点考虑的问题。
General steps and key issues in the design of pre-stressed concrete pier are put forward on the basis of systematic investigation on actual engineering designs.
位于湖东部，以水闸为基础，建造了一个轩内有闸，轩外有景的景观。
Dragon Gate scenic area is located in the east of lake, which is built on the basis of waterlocks.
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