在逆止器的轴端孔内通过胀套和双平键与从 动轴连接；
The inner part of a shaft end hole of the backstop is connected with a driven shaft through an expansion bush and a double flat key;
贝尔凹陷布达特群地层裂缝—孔（洞）双介质储集特征明显，裂缝和次生孔洞是布达特群潜山储集层的重要储集类型和储集空间。
The fracture-hole double medium porosity mode develops distinctly in the research area, fracture and secondary bole-hole are the most important reservoir type and accumulating space for oil.
针对一种具有深孔的双杯形零件，对7a04铝合金复合冷挤压工艺进行了研究。
In this paper, the cold extrusion process of 7a04 aluminum alloy was developed for the production of a double-cup workpiece with a deep hole.
结果表明，氧和氮在炭分子筛中的扩散是活化扩散，该过程可用双孔模型进行描述。
The results indicate that the diffusion process of oxygen and nitrogen in carbon molecular sieve is activated, such an process may be represented by the dual diffusion resistance model.
文中阐明了这种复变应力函数迭加解法的基本原理，并用此方法计算了双孔、三孔和四孔边裂纹板的若干数值例子。
The basic principles of the method are described, and some numerical examples of the radial cracks appearing at the boundary of twin, three and four circular holes are calculated.
目的探讨经脐双孔法腹腔镜手术在小儿外科中应用的可行性。
Objective To evaluate the feasibility of trans-umbilicus two-port laparoscopic procedures in pediatric surgery.
介绍了精密孔内和双联齿轮或带有拨叉槽齿轮槽中去毛刺的两种方法。
The paper introduced two methods of fin cutting in precision hole and dual gear (or gear with shifter fork) slot.
本文介绍采用双护筒解决挖孔桩地表水渗漏问题，取得了较好的效果。
The paper introduced how to solve surface leakage of excavated pile with double protective casing and the better results have been achieved.
结论双孔二尖瓣技术是矫治二尖瓣关闭不全的一种简便而有效的方法。
Conclusions Double orifice technique is a simplified and effective method to correct mitral insufficiency.
文章结合实际工程介绍了双扩头桩在人工挖孔桩中的应用。
The paper introduces the application of the bored pile with two scooted heads in the manual excavated pile.
针对T300/KH304复合材料层合板的单排多钉双剪联接接头，考虑到孔间距离对接头强度的影响，用三维有限元模型对接头的静强度进行数值分析。
The effect of the distance between holes is taken into consideration, strength of multiple double lapped joints of T300/KH304 CFRP is analyzed by three dimensional finite element model.
双河油田储层具有中偏大孔隙和中细喉道为主的孔喉分布特征。
The pore throat distribution of Shuanghe oil field characteristics is mainly of middle to more bigger pores and middle-thin throats.
目的通过总结分析先天性双孔二尖瓣畸形（DOMV）的超声表现，探讨彩色多普勒超声心动图的诊断价值。
Objective To discuss the clinical value of color Doppler echocardiography in diagnosing double-orifice mitral valve (DOMV).
著名的杨氏实验最初是用双孔，就像两个相干点源一样。
In Young's famous original experiment there were two pinholes, something like two coherent point sources.
方法对35例二尖瓣前叶脱垂的病人行双孔成形手术，并在术前、术中、术后利用超声心动图对瓣膜进行评价。
Methods: 35 patients with severe anterior leaflet prolapse of mitral valve underwent valve repair using the double-orifice technique.
利用机构学的方法对注射成型机五孔直排式双曲肘合模机构进行运动和力学特性分析。
An analysis of motional and mechanical characteristics for double toggle clamping unit with straight five points of injection molding machine is made by the structural method.
其中感应电加热器呈中间具有开孔的双矩形，其是由感应线束缠绕而形成。
The induction electric heater is in a double-rectangular shape with an opening in the middle, and is formed by winding an induction wire harness.
双排气膜孔出流对换热的增强效果随孔排距的增加先增大后减小，在孔排距为10D时最大。
The heat transfer enhancement increases and then decreases with the increase of the distance between rows, and is highest when the distance between rows is 10D.
具有双孔截面的铝合金挤压管的断面形状满足几何相似定律。
The geometrical similarity law in cross section was satisfied for the aluminum extruded tubes with a double hollow section.
双反射带通箱，由于它的导向孔在很大的频率范围内控制了锥盆动作，所以产生的失真最小，同时还表现出最好的功率承受特性。
The dual-reflex bandpass, due to the fact that its ports control cone motion over a wider range of frequencies, produces the least distortion and exhibits the best power-handling characteristics.
双线圈装用连续的双圈铁丝绕穿过打在书本订口的方孔而成的一种活页装。
Wire-o binding a method of loose-leaf binding in which a continuous double loop of wire runs through punched slots along the binding side of a booklet.
目的：探讨经椎间孔双针穿刺技术在治疗腰椎间盘突出症中的可行性。
Objective: To discuss the feasibility and safety of the the double-needle technique for the treatment of lumbar disk herniation.
结论单孔或双孔钻颅血肿引流是治疗慢性硬膜下血肿的有效方法。
Conclusion Single-bore or double-bore drainage is effective in treating chronic subdural hematoma.
目的进一步探讨双孔成形技术治疗二尖瓣前叶脱垂的临床可行性。
Objective: To evaluate the clinical effect of the double-orifice technique in the treatment of the anterior leaflet prolapse of mitral valve.
探讨二孔腹腔镜双极电凝治疗输卵管妊娠的临床效果及价值。
Objective: To study the clinical value of the treatment of tubal pregnancy by laparoscopic bipolar coagulation.
在此建立了碳酸盐岩缝洞型油藏双孔双渗渗流模型，利用全隐式方法对孔洞与裂缝间窜流量的计算函数进行了求解。
A dual-porosity and dual-permeability model of fracture-vug carbonate reservoir is established, and fully implicit method is used to solve the inter-porosity flow function.
导向孔和双反射带通箱设计比密闭箱的失真更小一些，但是差别不大。
The ported box and the bandpass designs produce less distortion than the sealed box, but the difference is marginal.
导向孔和双反射带通箱设计比密闭箱的失真更小一些，但是差别不大。
The ported box and the bandpass designs produce less distortion than the sealed box, but the difference is marginal.
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