单孔，双孔及多孔可供选择。
如血肿波及额颞顶枕部，则采用双孔、双管引流。
If hematoma spread to front temporal occipitoparietal, use biforate, double tube to drainage.
大型双孔石刀发现于临海城关市府大院后之山腰间。
Large Stone Blades with Twin Holes Discovered on the hillside behind the municipal government compound in Chengguan Linhai.
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.
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.
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.
煤层不是单纯孔隙介质，而是典型的双重介质中的双孔介质。
Coal is typical double porous medium, not pure porous medium.
同时，提出改进的双孔隧道中间岩柱稳定安全系数计算方法。
Moreover, it is proposed that the improved method for calculating the safety factor of middle rock pillar is reasonable.
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.
应用该系统详细测量了单孔板和双孔板管流的轴向和径向平均速度。
Detailed measurements were made in a pipe flow for single and double orifice cases by using: this system.
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.
双孔钾离子通道是一个膜蛋白家族，广泛分布于可兴奋和不可兴奋细胞中。
Two-pore(2P)-domain potassium channels are a diverse family of membrane proteins present in both excitable and non-excitable cells.
目的在于通过模型试验总结出电站双孔进水口计算临界淹没水深的经验公式。
The paper presented an experimental study of the critical submergence of pressure power intakes.
输送链条：采用杭州链条厂出产的C212一寸双节距单则耳高强度双孔链条。
Transport chain:Adopt chain in Hangzhou the factory produce of C212 a stanza is apart from a list then an ear a high strength double a bore chain.
海拉尔盆地苏德尔特地区布达特群是特低孔特低渗双孔隙介质储层，裂缝发育。
Budart Group of Sudert district in Hailaer Basin is a reservoir that has very low porosity, very low permeability, double pore system and it is rich in fracture.
本实用新型是由双孔面板、带元件的印制板和螺钉构成，采用的是二分配器电路。
The utility model is composed of a double-hole panel, screws and a printed board with elements, and a second distributer circuit is adopted.
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.
我们下周将继续学习名词部分，并回到正常的教学课程中。大家的双孔文件夹都做的很棒！
We will focus a bit more on both subjects next week and continue with our regular curriculum.
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).
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.
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.
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.
结论：改良双侧孔导管吸氧和双孔导管吸氧两种吸氧方法的氧疗效果相同，但是改良双侧孔导管吸氧优于双孔吸氧管吸氧。
Conclusion: the oxygen therapy effect of nasal cannulae and changed two-sided hole pipe is same, but the changed two-sided hole pipe is to surpass the nasal cannulae to receive the oxygen.
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.
由于采用了双阀孔结构设计，在最大压差下排放凝结水的同时，还有一个为二次蒸汽系统设计的预设压差系统在工作。
Because of the dual-orifice design, there is a preset controlled pressure differential for the secondary steam system, while maximum pressure differential is available to discharge the condensate.
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.
从箱体阻尼损失来看，导向孔和双反射带通箱设计在极低频下比密封箱和单反射式带通箱设计有着更大的失真。
Related to the loss of enclosure damping, ported and dual-reflex bandpass designs also exhibit higher distortion levels at very low frequencies than sealed or single-reflex bandpass designs.
根据装药工艺及推力方案设计要求，提出了双辐条轮了孔装药设计方法。
The design method of new wagon wheel grain has been furnished according to requirement of propellent loading process and thrust project.
根据装药工艺及推力方案设计要求，提出了双辐条轮了孔装药设计方法。
The design method of new wagon wheel grain has been furnished according to requirement of propellent loading process and thrust project.
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