Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/cf0919d235a44ee4927da839adcbfe47.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 perturbational例句_perturbational英汉例句_perturbational双解例句_欧米惠必应词典
The effects of WOB fluctuation of drill string on the wellbore trajectory are analyzed by using stochastic finite element method and perturbation equation. 借助随机有限元方法和摄动方程初步分析了钻压波动对井眼轨迹的影响。