the lower and upper approximation  上、下近似

Blood pressure of upper and lower extremities  上下肢血压

coupled lower and upper quasisolutions  耦合下上拟解

coupled lower and upper solutions  耦合下上解

Coupling between lower and upper atmosphere  低层大气与高层大气耦合

Coupling of upper and lower jet streams  高低空配置

distance between lower and upper rolls of segment  段开口度

Divergence in the upper and lower troposphere  高低层散度

equilibrium problems with lower and upper bounds  具有上下界的均衡问题

generalized upper and lower solution  广义上下解

generalized upper and lower solutions  一般化的上下解

Global upper and lower bounds  整体上下界

hydraulic gradient between upper and lower reaches  上下游水位差

inequality with lower and upper bounds  双边有界不等式

interaction between the upper and lower atmosphere  大气上下层相互

interaction of upper and lower parts  上下部共同作用

interaction of upper and lower structures  上下结构相互作用

LF generalized lower and upper nearly semi continu  LF广义上下几乎半连续多值映射

LF lower and upper δ-weakly semicontinuous multifu  LF上下δ-弱半连续多值映射