仪器长度 meaning in English

tool length

The article relates that the tool ' s measurement precision has been improved by applying cycling acquisition method , self calibration function and phase - sensitive detector . the image coverage rate is improved and reached to 60 percent by increasing the number of pad ' s buttons . the tool carried out two logging functions : fast - scanner mode and dip mode
本文叙述了采用循环采集法、自刻度功能、相敏检波等方法提高了仪器的测量精度；通过增加极板电扣的数量将图像覆盖率提高到60 ；实现了快扫描、倾角两种测井模式；将测斜短节与预处理短节合二为一，缩短了仪器长度；去除了零伺服控制系统，简化了电路；用fpga芯片对采集控制器重新设计。