back out change的意思|示意

A study is made on the working Angle in scraping process, practical Calculations are taken up to the Angle of working edge, rake Angle and back Angle. Some patterns of such change are found out.

本文对刮削过程中工作角度问题进行了探讨，并对工作刃倾角、工作前角和工作后角进行了具体计算，得到了一些变化规律。

Only when out the beholders sight, the courier-man change back into his own shoes.

离开了观众能看得见的方位后，快递才换回他平时穿的鞋子。

The waitress quickly went to get change for her hundred dollar bill, but the old lady had slipped right out the door. She was gone by the time the waitress came back.

服务员赶紧去给她找零钱，不过老太太走到门外去了，等到服务员找好零钱时，她已经走了。

You might need the history for auditing purposes or to back out a change.

审计或撤消变更可能需要这些历史。

They have also worked out, according to the rou's actual life, back up roll change regulation and compiled a data bank for back up roll service and maintenance.

又按照支承辊的实际使用寿命，制定了支承辊换辊制度，并编制了支承辊使用与维护管理数据库。

Other than that, it's just trying to gauge between how long you will be staying at a hotel and figuring out how long it will take to get everything changed, only to change it back after.

不仅如此，在你确定了在旅馆会呆多久和多久才会改变之后在修改住址。