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- Borehole collapse interval 扩径厚度
- Based on analyzed the relation of these factors and collapse pressure and recognized cavy, some suggestions which prevent borehole collapse have been proposed. 在分析各因素与坍塌压力的关系和确定地层易塌层位的基础上，提出了几点防止井眼坍塌的建议。
- The affects of slowness changes in serious hole collapse interval are not ignored. 所以，在扩径段双发双收声系记录的时差数据有时需要进行扩径校正。
- Geological circumstance in Xinzhan area is complicated and borehole collapses occur easily during drilling operations that result in borehole obsolescence. 新站地区地质情况比较复杂,在钻井施工过程中极易发生井塌等情况,严重者由于井塌而导致了新钻井被迫报废进尺。
- Accident Treatment of Drill Bit Hidden in the Earth When Borehole Collapse for Pile Drilling 钻孔桩坍孔埋钻事故的处理
- He collapse the wheelchair and put it on the boat. 他将轮椅折叠起来放在船上。
- The shack seemed almost ready to collapse. 那小屋子好像是快要倒塌了。
- Latecomers will not be admitted until the interval. 迟到者在休息时间方可入场。
- The cartoon ended with collapse of stout party. 卡通以一个自以为是的人斗败后目瞪口呆作为结束。
- A brief, indefinite interval of time. 瞬间一个短暂的、不确定的时间间隔
- The wind caused the tent to collapse. 风把帐篷吹塌了。
- Keywords gas drilling;water-base drilling fluid;low wettability reversal angle;low permeability;low activity;wellbore stability;borehole collapse;anti-sloughing drilling fluid; 气体钻井;水基钻井液;低润湿反转角;低渗透;低活度;井眼稳定;井塌;防塌钻井液;
- There is an hour's interval to the next train. 下一火班车还要过一小时才开。
- We had a quick drink in the interval. 我们在中间休息时匆匆喝了点东西。
- She looked ready to collapse at any minute. 她看样子随时都可能垮下来。
- We changed seats in the interval. 中间休息时,我们交换了一下座位。
- The out break of the war precipitated the collapse of our firm. 战争的爆发加速了我们公司的倒闭。
- A minor key, scale, or interval. 小调音、短音阶或短音程
- The collapse of the building caused no casualties. 建筑倒塌没有造成伤亡。
- An interval composed of three whole tones. 三全音三个全度音的音程
