平均: average; mean水平: horizontal; level standard; ...声速: acoustic velocity; acoustic ...平均水平: average level; denominator; ml; mean level平均水平面: mean level; mean water level; mwl水平均水位: mean monthly stage平均水平控制: average level control平均水平亮度: mean horizontal intensity平均水平以下: subaverage平均水平烛光: mean horizontal candle power全国平均水平: average national level; national average level世界平均水平: global average level; world average level战后平均水平: post war average平均水平面平均水位: mean water level平均水位平均水平面: mean water level低于平均水平的: subaverage低于平均水平的，差的: below average在平均水平以下的: subpar平均声调, 平声调: level tone年平均水位: annual mean water level; mean annual water level平均水分率: average percentage of moisture平均水马力: average hydraulic horsepower平均水深: hydraulic mean depth; mean depth of water; mean water depth平均水头: average head; average water head平均水位: average stage; mean level; mean stage; mean water level; mean water stage; meanwaterlevel; mwl
