一种下座键式近钻头测量系统的研发与应用
, 赵新全Research and application of a near-bit measurement system with lower seat key
CHEN Youxue① , ZHAO Xinquan① , ZHANG Hanzhao② , FAN Gang③
, ZHAO Xinquan
一种下座键式近钻头测量系统的研发与应用 |
|
陈友学, 赵新全 |
Research and application of a near-bit measurement system with lower seat key |
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CHEN Youxue
, ZHAO Xinquan |
| |