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- pressure lifting force 加压提升力
- The bigger the effective eccentricity, the higher the upper drill string's lifting force, the higher the positive pressure on casing/ drill string, and the more serious the wear. 有效偏心距越大，上部提升力越大，套管/柱之间的正压力将越大，磨损将越产重。
- Near the midchord, the suction can provide a higher lift force for the airfoil. 吸气孔位置在翼面的中部附近增升效果较好;
- To lift forcefully from beneath; heaveupward. 从底下猛力地提起;向上提升。
- And the designing principle of hydrometer pressure lifting and failing tail plate is introduced as well. 并给出了汽车液压升降尾板的设计原则。
- To lift forcefully from beneath;heave upward. 从底下猛力地提起；向上提升
- To lift forcefully from beneath; heave upward. 从底下猛力地提起；向上提升
- The calculation results demonstrate the effective eccentricity and the lifting force of the upper drill string are the major influential factors. 计算结果表明，有效偏心距和上部钻柱的提升力是影响近井口套管偏磨的主要因素。
- It explains to be at ZZ3152G4011Q type unloading hydraulic pressure lift and inclinetransformation of the defect systematically and its result of use. 阐述对 ZZ3152G4011Q 型自卸车液压举倾系统缺陷的改造及其使用效果。
- Some specific measure about reducing lifting force and yawing moment are advanced. 认为经典升力理论遗漏了一个决定升力的重要因素:流体的压强梯度。
- HypertensivePatient, because mental element can accentuate of blood pressure lift or produce elephant of cerebral blood-vessel danger, produce mental obstacle thereby. 高血压病人，由于精神因素可加重血压的升高或发生脑血管危象，从而产生精神障碍。
- The paper introduces a new kind of vortex gas mass flowmeter, which can measure gas mass flow by testing the vortex frequency and the horizontal varying lifting force. 介绍了一种利用检测漩涡频率和横向变动升力的方法测量气体质量流量的漩涡式气体质量流量计。
- The two wall jets collide with each other and turn upward to form an upwash fountain which increases the lift force of the upper plate. 包围在喷射流与喷泉流附近的流体会被其带入而在周围形成数个涡流。
- Modern aircraft are so heavy that the wings must develop a very large lift force in order to sustain the aircraft. 现代的飞机很重,机翼必须产生很大的升力才能保持在空中飞行。
- An airfoil produces a lifting force that acts at right angles to the airstream and a dragging force that acts in the same direction as the airstream. 翼型产生升力的方向与气流成直角，阻力方向与气流方向相同。
- The curve diagram of cylinder lifting force varies following the lifting bar was draw, the mechanism?s movement was simulated. 本研究还绘制了油缸提升力随提升杆件角度变化的曲线图，机构模拟运动图，使设计的表达更为直观。
- This often is force of arterial internal pressure lifts suddenly, make the organ of sense of pain of hemal wall is behaved excitingly, it is the admonitory signal of cerebral hemorrhage. 这往往是动脉内压力突然升高，使血管壁的痛觉器官受到刺激的表现，是脑出血的警告信号。
- Miter gate is widely used in lock engineering owing to its following advantages:less lifting force,simple structure, convenient operation,and so on. 因其具有启闭力小、构造简单、操作方便等优点，故在国内的船闸工程上得到了广泛的应用。
- The synchronistical measurement for marine pipeline lifting force and surrounding current field in wave field was carried out by introducing a PIV system method. 在波浪场中，利用PIV装置进行水平输油管线升力及其周围流场的同步测量。
- Blood pressure lifts is as a result of skull internal pressure oedema of elevatory, head and nerve sex reflex be caused by. 血压升高是由于颅内压升高、脑水肿及神经性反射所致。
