用钢丝绳或管子下入的一种打捞工具。

A fishing tool that is run on a wireline or pipe.

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不延伸到井眼顶部的套管柱，而是锚定或者悬挂于先前已经下入的套管内。

A casing string that does not extend to the top of the wellbore, but instead is anchored or suspended from inside the bottom of the previous casing string.

youdao

如果钻头在井底，或钻头已强行下入井底后，且如果井场有足够重晶石，一般使用该方法。

This method is normally used if the bit is on bottom, or after the bit has been stripped to the bottom, and if enough barite is on the location.

youdao

So if you've ever seen or used an old school typewriter, you might recall that when you're typing something out on an old mechanical typewriter, - when you like hit the char-- when you hit the enter key to move the head back to the left hand side to the next line or you would pull down some lever, it was really a two part process.

如果你们有谁曾经看过或用过老式打字机，可能还记得，当你在,这种老式打字机上打字的时候，当你-,敲入回车键，跳转到,下一行的最左边，或者,拉一下杆，这个需要两步走。

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