在接箍定位器测井图中清晰地记录的一个短节是普遍使用的标志管。
A short pup joint that registers clearly in a collar locator log is a common flag joint.
新型取样式五参数过环空找水仪由温度、压力、磁定位、遥测电路和流量、持水率2个功能短节组成，采用流体取样室开伞集流、收伞取样的方式测量持水率。
A flow-concentrating-sampling annular water detector with 5-parameter consists of circuits of temperature, pressure, magnetic locator, telemetry, as well as 2 cartridges of flow rate and water cut.
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