return on assets
资产回报率
资产收益率
资产收益
总资产收益率
资产报酬率
资产利润率
资产所得利润
Analysis on Operating Conditions
computerized operating flow
Free Flow Operating Speed
laminar flow operating room
analysis on flow direction
closed full flow return
conservation of flow on link
Debris Flow on Mountain Slope
irrigation return flow reusing
Return flow
回流
返回流量
回油流量
华北回流
波浪回流
逆流回流
回归水
逆流
豆制品废水处理
return flow coefficient