The experiment showed that the high quality surface roughness was easy to obtain by increasing the cutting speed and decreasing the feed engagement.

高速切削试验表明：切削速度的提高和每齿进给量的减少有利于改善加工表面粗糙度。

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The indexing pawl advances a fastener into operative engagement with the feed pawl upon movement of the second canister portion from the open position to the closed position.

当第二筒部从打开位置移动到关闭位置时，分度棘爪使紧固件前进并使其与进给棘爪工作啮合。

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This is purely the number of engagement announcements from family and friends that have hit my feed over the past 30 days.

FORBES: Make Your Facebook News Feed Stop The Rings And Babies

Our goal with News Feed is always to show each individual the most relevant blend of stories that maximizes engagement and interest.

FORBES: Facebook: No, We're Not Suppressing Posts To Force You To Pay For Promoting Them