年平均

• The average snowfall here is 10cm a year
  这里年平均降雪量为10厘米
• The mean yearly rainfall is 20 inches
  年平均雨量是二十英寸。
• The mountains rejoice in an average annual rainfall of thirty inches
  山区的年平均降雨量为30英寸。
• Table 2 : annual mean sea level at north point quarry bay 1954 - 2003
  表二:北角鱼涌年平均海平面1954 - 2003
• Figure 6 : annual mean sea level at north point quarry bay 1954 - 2003
  图六:北角鱼涌年平均海平面1954 - 2003
• C . the annual mean maximum temperature would also be 3 . 7
  年平均最高气温亦会较一九六一至一九九年的平均值25
• Annual average sediment yields
  年平均沉积量
• Triennial equalization account
  三年平均帐
• Red lines denote the mean annual number in quiet and active periods
  红色线代表"活跃期"和"平淡期"的年平均热带气旋数目。
• Base - year average price
  基年平均价格