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。

youdao

You should see the flash-card screen roll down from the top right corner, stay for a bit, then roll back up.

应该可以看到 flash-card 屏幕从右上角滚下，停留一会儿，然后又向上滚回。

youdao

The results showed that the higher internal stress and serious carbide network in the banded carbide in the inner roll body were the main causes of heavy back-up roll stationary cracking.

结果表明，辊身心部较高的内应力和在带状碳化物中存在严重的网状碳化物是造成大型支承辊置裂的主要原因。

youdao

You have to find the place,then,roll it all back up.

找到之后看完还要卷起来。

耶鲁公开课 - 新约课程节选

Make sure you back that application up with some roll up your sleeves, investigative work to connect with the true hiring manager.

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The big companies in back-office work are looking to roll up the smaller players.

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That's what we have to roll up our sleeves and get back to doing, is creating an America where everybody is doing their fair share, everybody gets a fair shot, everybody is engaging in fair play.

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