例句與造句

1. Regard appropriate development of the coal industry as the starting point in the thesis , , in analysis at the f our country coal characteristic and coal industry with the other economic foundation that technology get in touch of industry of industry in an all - round way , set up optimize models of industry of coal based on dynamic input - output analysis , and use the econometrics method to confirm the systematic parameter of this model , had asked the model of solving and analysis , applying theory and method of markov probability model modify and forecasting direct consume coefficient matrix in coal industry , and has probed into in the course of revising the parameter changes the influence caused toward other input - output index
   論文中以煤炭產業的適度發展為出發點，在全面分析了我國煤炭產業的特點以及煤炭產業與其他產業的經濟技術聯系的基礎上，建立了煤炭產業多目標動態投入產出優化模型，應用計量經濟學方法確定了該模型的系統參數，求解模型并對最優解進行了分析，應用馬爾科夫概型修訂直接消耗系數矩陣以反映煤炭消耗的變化，并探討了在修訂過程中參數變化對其他投入產出指標所造成的影響。
2. It's difficult to find dynamic input-output analysis in a sentence. 用dynamic input-output analysis造句挺難的