Oil may be forced out through the timing cover and rear-main bearing oil seals.

机油会从正时齿轮盖和后主轴承油封处压出。

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The front timing cover and and a finished camshaft with timing gear on the end.

前面的时间和范围，并完成与凸轮轴齿轮的时间就结束。

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I love this cover because we nailed the timing.

我喜爱这这期封面，因为我们抓住了时间。

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After he skewed one and JP Duminy was lbw cheaply having missed a sweep, the redoubtable Mark Boucher shared 78 with Amla before mis-timing to cover which brought about the declaration.

BBC: Hashim Amla hits double ton as South Africa lead India

Some airline officials said they are confident they can work with midlevel FAA managers to shift the timing of furloughs to cover the busiest periods.

WSJ: Airlines Dispute Planned Air-Controller Cuts

The recommendations cover four areas: timing of a post, type of post (video, text, photo), frequency of posts and content of a post.

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