adj. knaggy
misc. convexoconcave
由于压汞过程中的汞对孔隙凸凹的填充，使得孔隙流通通道均匀化，因此和压汞过程相比，退汞过程的分形结构因子普遍较小，即退汞流动通道的均质性增强。
As the filling of mercury in the knaggy pore space made the pore flow channel more uniform, the fractal factor in the mercury ejection process is smaller than that of mercury injection process.
汽车在凸凹不平的路上把我们颠簸得东倒西歪。
在滚珠丝杠的端部安装制动器，当凸凹模具运动到位，先通过制动器制动滚珠丝杠，然后再开始冲压。
Brake was installed at the top of the ball screw. When die and punch moved to the right position, the ball screw was stopped at first and then began pressing.
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