例句與造句

1. Abstract : according to working characteristics of the mechanical construction system of cement concrete pavement , this paper presents the mathematical model of this system by applying the theory of stochastic service system to describe the motion law of the mechanical construction system
   文摘:根據(jù)高等級(jí)公路水泥砼路面機(jī)械化施工工藝，利用隨機(jī)服務(wù)系統(tǒng)理論，提出了水泥砼路面機(jī)械化施工系統(tǒng)的數(shù)學(xué)模型，動(dòng)態(tài)地描述了水泥砼路面機(jī)械化施工系統(tǒng)機(jī)械運(yùn)行的一般規(guī)律
2. It's difficult to find theory of stochastic service systems in a sentence. 用theory of stochastic service systems造句挺難的