levelset水平集leveln.数量；等级；水平；水平线adj.平的；等高的v.弄平；夷平；对准adv.<废>水平地level ultrasonic measurement超声料位测量Leveling valve of front axle前轴水平控制阀level of teaching management教学管理水平level-adjusting attenuator电平调整衰减器level of prices at wholesale批发商品价格水平level block for double tackle握臂穿腿level of economic development经济发展水平level of student satisfaction大学生满意度level of personal consumption个人消费水平level-triggered flip-flop电平触发的双稳电路

1. The demand for electricity may get well below the average level.
   电的需求量可能远远低于平均水平。
2. A combination of factors kept domestic demand below par.
   一系列的因素使得国内需求保持在平均水平以下。