例句與造句

1. The current studies analyze technological progress of economic system at a level of total amount , but such analytical result has certain systematical error for the estimate of capital stock and agricultural surplus
   目前已有的研究大多是從農(nóng)業(yè)總量水平上分析一個(gè)經(jīng)濟(jì)系統(tǒng)的科技進(jìn)步作用，這種研究方法由于存在資本存量和農(nóng)業(yè)剩余勞動(dòng)力的估量問題，而使得其分析結(jié)果有一定的偏差。
2. It's difficult to find systematical error in a sentence. 用systematical error造句挺難的