by rule and line造句

You must measure the length by rule and line.

” Natural philosophy, he lamented,“ Will clip an Angel's wings/ Conquer all mysteries by rule and line/ Empty the haunted air, and gnomed mine/ Unweave a rainbow.

But asynchronous machine is a multivariate close coupling non - linear time - variable parameter system. And it is difficult to control by rule and line through adding exterior signal directly.