如果你在太低的位置做了此切口的话，杆下面的切割标记就会暴露出来。
If you make the slice too low then the cut mark will be visible below the post.
如果要重复使用液压挺杆，则必须用防水记号笔根据安装位置标记并进行存放以避免混淆！
If the hydraulic tappets are to be reused they must be marked according to installation position with a water-resistant felt-tip pen and stored in such a way that they cannot be mixed up!
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