1) High Water Level Guarantee
高水位保障
1.
Technical Renovation of the Constant Pressure Water Supply and Accident Tower High Water Level Guarantee System;
恒压供水与事故塔高水位保障系统的技术改造
2) unit security
单位保障
1.
In the course of transformation from planned economy to market economy, the relations between national security, unit security and community security have changed.
在从计划经济到市场经济的社会转型中,作为宏观层面的国家保障与微观层面的单位保障、社区保障之间关系发生了变化。
2.
Base on the analysis of the triangle relationship among the nation,the unit,and the individual,and that among the nation,the city,and the countryside,this article explores the causes for the formation of the unit security,and explains why there is a unit security system in China and why there isn t such a system in the countryside.
从国家、单位、个人以及国家与城市和农村关系的视角出发,探讨了单位保障的成因。
3) Guarantee quality safety approach
提高质量安全保障水平
6) diving support
潜水保障
补充资料：地下水水位观测(见水位观测)
地下水水位观测(见水位观测)
d ixiashui shuiwei guanee地下水水位观测见水位观测。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条