问题:气动绞车吊钩端用()与绳径相符的绳卡卡牢,滚筒端卡好压牢,吊绳长...
Monday, September 12, 2022
问题:F-1300/1600钻井泵具有内置压力润滑系统,因此F泵可以在...
Sunday, September 11, 2022
问题:水钻井液是由粘土、水和各种处理剂及加重材料组成的()。A、溶液B、悬浮体C、溶胶D、溶胶与悬浮体...
Thursday, October 20, 2022
问题:下油层套管时,操作气葫芦人员在()时,气葫芦绳子容易挂开吊卡活门...
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
问题:顶部驱动主要有那三个部分组成导轨滑道架总成、()、钻杆上卸扣总成...
Friday, September 16, 2022
问题:卸大钩时,钢丝绳套要挂牢,绷绳滑轮负荷不小于()kN。...
Monday, September 12, 2022
Monday, September 12, 2022
问题:在井斜较大、缩径的井段,应缓慢下入,若遇阻应先开泵循环,并用低钻...
Friday, September 16, 2022
Monday, September 12, 2022
问题:金属密封的优点:更适合于硫化氢环境,密封性能好、寿命长;缺点:安...
Friday, September 16, 2022
Monday, September 12, 2022
问题:单吸单级卧式离心泵在石油矿场主要用于()或作为砂泵、灌注泵。...
Friday, September 16, 2022
Sunday, September 11, 2022
Friday, September 16, 2022
问题:安装质量要达到的“七字”标准和“五不漏”要求是什么?...
Sunday, September 11, 2022
Friday, September 16, 2022
问题:钻进过程中,钻压的调整及钻具的送进主要是由()控制的。...
Friday, September 16, 2022
问题:ZJ-45钻机的转盘固定均用()只M48的调节丝杠,在4个方向上对称找正和顶紧。A、4B、8C、12D、16...
Tuesday, February 7, 2023