连续油管作业简单省时、安全可靠、节约成本，在水平井作业中具有其他设备不可替代的优点。

The coiled tubing can make work easy, safe and reliable and also can save time and reduce the costs so that it cannot be replaced by any other equipments in horizontal well treatment.

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连续油管作为连续油管作业机的关键设备，对其工作状况进行检测是十分必要的。

Coiled tubing is the key equipment of the coiled tubing machine. It is important to test and inspect its condition.

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