2) protected area
保护面积
1.
The paper analyzes the internal relations between "protected radius" and "protected area", and comes to the conclusion of installing the detector in square; the paper also gives the performance criteria of detector distribution.
分析了点型探测器“保护半径”与“保护面积”的内在关系 ,得出了以尽量趋于正方形设置为善的结论 ,并将按“面积”设置纳入受保护半径的制约 ;得出了探测器设置有效 (符合规定 )的直观判定条件。
3) Retention area
保留面积
5) preservation area
保存面积
1.
The authors studied the preservation ratio,preservation area,classification of qualification and the roles of sediment and runoff cutting of biological control measures in the interzone of middle Yellow River basin and Jing, BeiLuo, Wei River basin; four pieces of advice are brought for the biological rehabilitation in this area.
对黄河中游河龙区间及泾河、北洛河、渭河流域水土保持林草措施保存率、保存面积、林草措施质量分级标准及林草措施减洪减沙作用进行了分析和研究;对黄河中游地区实施生态修复工程提出了4点建议。
6) custodial area
保管面积
补充资料：保保
1.对儿子的爱称。 2.泛用为对儿童的爱称。
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