These research results possess a certain reference value to the design and application of the screw pump.
这些研究结果对地面驱动螺杆泵的设计及应用有一定参考价值。
Screw pump is a kind of rotary pump, when the outlet end is blocked, the pressure will gradually increase, so that more than a predetermined pressure value.
螺杆泵是一种容积式回转泵，当出口端受阻以后，压力会逐渐升高，以至于超过预定的压力值。
We assessed the predictive value of the fulcrum bending radiograph in the context of alternate-level pedicle screw fixation of the scoliotic spine.
在椎弓根螺钉交替节段固定侧弯脊柱的情况下，我们对支点弯曲影像的预测值进行评估。
The difficulties arising during the removal of a cold - welded locking head screw will attest to the value of using this instrument.
在取出冷焊接锁定头螺钉过程中遇到的困难证实了这种设备应用的价值。
Screw pump is a positive displacement rotary pumps, when the export side blocked after, the pressure will gradually increase, so that the pressure exceeds a predetermined value.
螺杆泵是一种容积式回转泵，当出口端受阻以后，压力会逐渐升高，以至于超过预定的压力值。
Objective: Discussion calcaneum bone fracture multi-layered screw CT performance and clinical value.
目的：探讨跟骨骨折的多层螺旋CT表现及其临床价值。
The paper analysis the forging craft of rocker shaft bed part, introduce the computing technology of high energy screw press apparent pressure value.
文章分析了精锻工艺的可行性，介绍了高能螺旋压力机公称压力值的计算方法。
The ball screw can be pre pressed, because the pre pressure can make the axial gap reach negative value, and then get higher rigidity.
滚珠丝杠可以加预压，由于预压力可使轴向间隙达到负值，进而得到较高的刚性。
Studying the means and the apparatus composing in high precise dynamic measure of screw-pitch error have important academic meaning and practical applied value.
精密滚珠丝杠副是数控机床的关键功能部件，研究高精度的丝杠螺距精度动态测量方法和仪器组成具有重要的理论意义和实际应用价值。
Analyze the Helical Gear Pump for the instant displacement, single gear displacement, theinstant change ratio and change value of trapping volume and the influnce of screw angle in detail.
详细分析了斜齿齿轮泵的瞬间排量、单齿排量、困油区容积的瞬间变化率及变化量、螺旋角的影响。
Turning adjustment screw to change the height of the trap door open in order to adjust the volume of high-pressure gas through the pressure to achieve the required value.
转动调节螺杆，改变活门开启的高度，从而调节高压气体的通过量并达到所需的压力值。
Objective:To evaluate the clinial application value of absorbable screw in the treatment of simple lateral malleolus fracture.
目的：探讨可吸收螺钉在单纯外踝骨折中的应用价值。
Objective To investigate direct bone graft repair with lag screw and tension band fixation technique and its value for the treatment of adolescence spondylolysis.
目的探讨青少年下腰椎峡部裂的治疗中直接峡部植骨修复拉力螺钉张力带固定手术方法及其价值。
The value of apparent viscosity is influenced by the diameter of the screw propeller.
用直径较大的转子测得的表观粘度较低。
Screw augmented with bone cement or replaced with thicker, longer screws or special screws (hollow screw and expandable screw hole) can lead to increase in the absolute value of screw stability.
骨水泥加强或更换较粗、较长螺钉或使用特殊螺钉可以使螺钉稳定性绝对值增加。
The screw pump in many fields has gradually replaced the gear pump and centrifugal pump, the high value.
目前在许多领域螺杆泵已经逐步取代齿轮泵、离心泵等，产生了很高的价值。
Objective To study the value about the bone graft used in femoral neck fracture cannulated screw internal fixation.
目的探讨骨瓣移植在股骨颈骨折空心钉内固定中应用的价值。
Therefore, research the profile design and processing technology of twin-screw rotor has important theoretical significance and practical value.
因此对双螺杆泵转子型线设计及加工技术研究具有重要的理论意义和工程实用价值。
The consumers identically assess us as "Jingyou"screw mechanism, "stable quality, swift, top value, new design, first-class after service".
用户一致评定：“精优”牌螺丝机械，“质量稳定，速度快捷，性价比高，款式新颖，售后服务一流”。
Objective To study the value about the bone graft used in femoral neck fracture cannulated screw internal fixation.
目的：探讨骨瓣移植在青壮年股骨颈骨折空心钉内固定中应用的效果。
Objective To study the value about the bone graft used in femoral neck fracture cannulated screw internal fixation.
目的：探讨骨瓣移植在青壮年股骨颈骨折空心钉内固定中应用的效果。
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