The mech electronic method is used when the tool turret is turned, the tool turret is positioned roughly by using Hall device in control circuit, and accurately by using a triple gear plate.
刀架转位分度采用机-电结合的方法，即先在控制电路中使用霍尔元件进行粗定位，再在机械上采用三齿盘实现精定位。
Open-control module and power convert module are added to the 5756 panel of 5700 surface system, while the open-close convert circuit being added to 3106 MSFL tool circuit.
对5700地面系统5756面板增加了收张腿控制模块、电源转换模块，在3106电子线路中增加了收张腿转换电路。
The circuit and software design on control and data process system of acoustic LWD(Logging While Drilling) tool was introduced.
介绍了国外测井公司近年来推出的多种随钻测井仪器的特点、结构组成及工作参数。
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