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- Bears hole up for the winter to go by. 熊蛰伏在穴中过冬。
- Bears hole up for the winter to go by . 熊蛰伏在穴中过冬。
- It is very important to measure and control the position of bearing hole when machining canular forked shaft. 在叉头套加工过程中,轴承孔位置误差的测量和控制是十分重要。
- Stamp-tax, press the flower, engraving and bore hole the series ceiling. 印花、压花、浮雕、穿孔系列天花板。
- If distortion is small，use brush-plating and grinding to repair it.If distortion is too big, bore the bearing hole and replace with thicker bearing. 将瓦座把紧，重新测量瓦孔内径，根据变形情况采用电刷镀、研磨或直接上装配机镗孔换加厚瓦的方法来恢复。
- The paper analyses difficulties and characteristics in machining bearing hole of canular forked shaft and measuring its position error;and it designs equipment for machining and measuring this hole. 提出在计算机辅助夹具设计中定位参考面的建模方法,并在此基础上分析了定位件位置误差对工件几何精度的影响,为校验和改进夹具设计提供了依据。
- The function of an auger is to bore holes. 麻花钻的功用是钻孔。
- Above the inversion point the temperature in the bore hole decreases as the depth decreases. 在反向点以上，井孔内的温度将随着深度的变浅而下降。
- The contact between drillstring and bore hole wall in the process of horizontal drilling is of large area and geometrically nonlinear. 长中半径水平井钻柱与井壁的接触问题是大面积接触的几何非线性问题。
- HRS88-1, borehole is another Quaternary borehole drilled after Shun-5 bore hole in the north of the Beijing Plain. HR88－1孔是北京平原区北部继顺5孔之后，又一重要的第四系钻孔。
- Pumps can bring water from mains water storage tanks or bore holes. 水泵可以从主蓄水池或钻孔中抽水。
- This tech has feature of measuring full data, saving operation time and losing cost which avoids bore hole disturbance and killing fluid influence. 该技术测取资料齐全,节约作业时间,降低作业成本,避免了井筒干扰和压井液的影响。
- Clamp on cutting bearing hole of coal car wheel 煤车轮轴承孔粗精车定位夹紧机构
- A series of new formulae for bore hole projection analysis and their applicability for various bore structures and models are suggested. 本文针对现行钻孔投影解析法存在的问题,提出钻孔投影计算公式与投影计算孔段的结构有关,即孔口位置(是否在勘探线上)、岩层走向及勘探线三者间的相互位置不同,其计算公式也不同。 据此,提出了196种孔段平面结构和18种模式的钻孔走向投影水平增量计算系列新公式。
- As a typical example, the contact-impact problem between the drillstring and the bore hole wall in oil field has been calculated and analysed. 文中针对石油工程中钻柱这类典型的细长杆与圆形井壁的接触碰撞问题进行了求解。
- Repair of Precision of Bearing Hole in Lathe Bench 车床床头箱轴承孔精度修复的办法
- The functions of trenchless rig's driving mechanism affect its drilling efficiency, bore hole quality and other technologyical performances directly. 非开挖钻机给进机构的性能好坏直接影响钻机钻进效率、钻孔质量及钻机各项技术性能的发挥。
- It seems so absurd to bear malice after all that. 经过这一切之后还抱有怨恨情绪是很荒谬的。
- But by many times of field applications,some shortages for bore hole selective tester is tested which needs a good completion and dev... 但经过多次现场使用,证实全通径选择测试阀还存在某些不足,需要进一步完善和改进。
- The old veteran had a martial bearing. 那老兵具有威武的仪表。
