back-out

基本解释旋松,退火,取消,拧出

网络释义

1)back-out,旋松;退火;取消;拧出2)Back out (of),退拧出，推旋出，拧松。3)back-out,扭松，旋出退火4)backout,退出，旋出[松]5)to unscrew the bonnet,旋转拧松阀盖6)open coil annealing,松卷退火