bi-level programming model with two lower level models  一主多从双层规划

fluctuation of lower level jet  低空急流脉动

interaction between upper level and lower level  高低空相互作用

Lower Level  下水平

lower level computer  下位机

lower level discriminator  下限甄别器; 低水平鉴别器

lower level discriminator of the energy window  能窗下限

Lower level geopotentialheight field  低层平均高度场

Lower level jet  高低空急流; 低空急流

lower level jet stream  低空急流

lower level lifetime  下能级寿命

lower level node  下阶节点

lower level outlet  深孔泄洪洞

lower level processor management  下层处理器管理

Lower level relaxation  下能级弛豫

lower level system  低层系统

Lower quality  低干度

lower quality lube oil  低质量润滑油

Lower-level frontogenesis  低空锋生

Lower-level jet  低空急流