regional comprehensive control的意思|示意

It was proposed that comprehensive index of regional environmental risk consists of the danger index of risk source, validity index of control mechanism and vulnerability index of risk receptor.

文章依据风险系统理论，构建区域环境风险区划的层次结构模型与指标体系，提出区域环境风险综合指数由风险源危险性指数、控制机制有效性指数、受体易损性指数组成。

The super parent of hybrid rice should exhibit a comprehensive excellent performance, with the yield or sink capacity equal to the hybrid rice control in regional yield trial.

超级亲本要求综合性状优良，产量水平或库容量达到或基本达到各级区试对照杂交稻组合的水平。

Regional land use control was an important content of comprehensive land use planning.

土地利用区域调控是土地利用总体规划的重要内容。