平均月末或期末余额
average month or period-end balance
[月平均]温度年较差
mean annual range of temperature
3-9月平均降水量R(m)
Camellia chrysantha Hu Tuyama
500hPa 月平均环流场
Mean monthly 500hPa height field
健康调整平均余命
HALE (Health-Adjusted Life Expectancy
空间平均平衡密度
spatial averaged equilibrium density
平均额外不良品界限
average extra defectives limit