例句與造句

1. Focusing on the spatial cam mechanism ( scm ) , the dissertation , starting with the practical processing and the characteristics of the structure and meshing , detailedly analyzes and experiments research the structure theory , processing error and , one - side process and profile inspection of scm with spatial meshing principle and rotating transformation matrix operator methods
   本文以空間凸輪機(jī)構(gòu)為研究對(duì)象，從工程實(shí)際出發(fā)，以空間嚙合原理和旋轉(zhuǎn)變換矩陣為工具，從結(jié)構(gòu)特點(diǎn)、嚙合特性入手，對(duì)空間凸輪機(jī)構(gòu)的結(jié)構(gòu)設(shè)計(jì)、加工誤差、單側(cè)面加工工藝及廓面檢測(cè)技術(shù)進(jìn)行了深入地理論分析和實(shí)驗(yàn)研究。
2. It's difficult to find spatial cam mechanism in a sentence. 用spatial cam mechanism造句挺難的