Structure and working principle of homogeneous roller of calender of spunbonded nonwovens production line are introduced, its production process is explored also.
介绍了纺粘法非织造布热轧机均匀热轧辊的结构及工作原理，并探讨了其热轧生产工艺。
2
In the solving process of homogeneous equation set, the operational procedure for elementary line transformation is sometimes not simple and convenient as it seems to be.
在齐次方程组求解的过程中，初等行变换的运算过程有时显得并不简便。
3
What′s more, the spatial hole burning in linear cavity is propitious to suppress the homogeneous broaden line.