查询词典 conduction

To investigate the affect of radiofrequency ablation on the electrical conduction of coronary sinus and interatrial conduction in patients with paroxysmal superventricular tachycardia.

①射频消融可造成经冠状窦传导的延迟及心房间电传导的延迟。

Biatrial and right ventricular triple chamber pacinmg is founded through implanting coronary sinus lead to pace left atrium on the base of conventional right atrial and right ventricular dual chamber pacing,which realizes the synchrony of electrical activities in both two atriums,remove interatrial conduction block and interatrial reentry,and prevent and treat atrial tachyarrhythmias induced by interatrial conduction block.

在常规右房、右室双腔起搏的基础上，植入冠状窦电极起搏左房，建立双房右室三心腔起搏系统，实现双房电活动的同步化，消除房间传导阻滞和房间折返，防治由房间传导阻滞引起的房性快速性心律失常。

Characteristics of nerve fiber conduction and conduction velocity.

熟悉神经元的一般结构和功能，神经纤维传导的特征和传导速度。

In this paper, we use this numerical method and adopt operator splitting method to simulate the conduction model of action potential in two-dimensional cardiac ventricle tissue,the conduction model of the action potential in two-dimensional cardiac ventricle tissue is denoted by one reaction-diffusion equation with a series of ODE describing ionic channels of cell, at the same time,we adopt the compact alternate direct implicit difference method to simulate that model,compar-ing these value results,get some conlusions.

本文中，我们利用摄动有限差分方法和算子分裂思想去模拟二维心室肌中动作电位的传导模型，该模型由一个描述细胞离子通道的常微分方程组和一个反应扩散方程组成。

On the basis of the conservation equation of continuous medium and in combination with mechanics of fluid through porous media and the heat transfer theory in porous media, conservation equations in porous media (continuous equation, momentum equation and energy equation ) are derived, When constructing the downhole temperature model, heat transfer in a wellbore is considered as the heat transfer in a vertical tube, the flow in a wellbore considered as sufficiently parallel flow, heat transfer in injection zones considered as heat conduction and convection in porous media, the flow in injection zones considered as flow through porous media, heat transfer in adjacent rocks considered as heat conduction in porous media.

在建立井下温度场模型时，把井筒的传热看作是竖直圆管中传热问题，把井筒的流动看作是充分发展的层流流动；把注入层中的传热看作是多孔介质中导热和对流的传热问题，把注入层中的流动看作是渗流；把围岩中的传热看作是多孔介质中导热问题。

The influence of different assembled condition such as assembly method, concentration of zirconium source and pH value on the effectiveness of assembly were evaluated via DSC-TG, FT-IR, Uv-vis and SAXRD et al. It showed that the assembly effectivness of uncalcined 3 Si/Zr_10# sample was best.c The optical characteristic, which including light-conduction in infrared band and polarity in visible band, of dip-coating film and membrane assembled zirconia after processing parameters of assembly optimized were observed via FT-IR and Uv-vis. The polarity was characterized by polarizing angle through calculation from light-transmittance, light-reflectance and fresnel coefficient. qualitative analysis showed that the polarity of Si/Zr_10 # dip-coating film assembled was best.d Adopting zirconium oxychloride as zirconium source, CTAB as template, employing different CTAB adding sequence, two mesoporous zirconia samples were prepared. The template effect of two samples was discussed. It showed that the effect of the sample which CTAB adding sequence was same as mesoporous silica film was better. The light-conduction in infrared band of these samples was also studied, which offered comparison to the polarity of zirconium dioxide assembled within mesopore.

结果显示：组装条件优化后的uncalcined 3 Si/Zr_10#厚膜样组装效果最好，其组装液对应的pH值最利于该锆源离子模板交换组装； c选用FT-IR、Uv-vis对组装条件优化后纳米氧化锆/介孔氧化硅厚膜、纳米氧化锆/介孔氧化硅薄膜包括红外导光性、可见光区内的偏光性在内的光学特性进行了分析，其中偏光性以膜层透光性、反光性及菲涅耳系数计算出的偏振角即布儒斯特角表征，定性分析显示，Si/Zr_10#ZrO_2/介孔氧化硅厚膜偏光性最好； d以氧氯化锆ZrOCl_2·8H_2O为锆源，CTAB为模板剂，采用不同的模板剂加入顺序，探索性地制备两介孔氧化锆样，分析了两介孔氧化锆样的模板效果，得出模板剂加入顺序同介孔氧化硅薄膜时介孔氧化锆样的模板效果较好，并分析了所得样品的导光性，为锆氧粒子引起的附加光学特性分析提供了参考和对比。

At first,the limitation of the general heat conduction equation is discussed and then,nonlinear heat conduction equations are derived,when we consider that thermal conductivity,specific heat capacity and density are dependent of temperature.

研究了线性情形中热传导方程的局限性，在此基础上考虑到热传导方程中导热系数、比热容、密度与温度的关系，导出了非线性热传导方程，并求出了几类非线性热传导方程的孤波解。

The tank body of the trailer adopts high quality heat-insulation shell and conduction oil pipe system that can input conduction oil or vapor to heat asphalt.

该车罐体采用高品质隔热保温外壳并配备导热油管道系统，可以输入热油或蒸气加热沥青。

Were recorded; the threshold intensity, length of the refractory period and velocity of conduction were measured; the influence of injuries to the conduction was also examined.

分别记录蟾蜍坐骨神经干动作电位的波形，测量蟾蜍坐骨神经干的阈刺激强度、不应期和兴奋传导速度，考察损伤对传导的影响。

In this paper the model of the thermal conduction between the wellhole and the formation was developed after considering the effects of the heat conduction and the heat convection on the basis of the law of conservation of energy, then the temperature distribution varied with the depth of the interior and the exterior of the drilling pipe was calculated during the gas drilling, which provides the accurate basic data for exact calculation of the temperature distribution of the wellhole.

本文根据能量守恒定律，考虑热传导、热对流的影响，建立了井筒和地层之间的热传递模型，计算了气体钻井过程中管柱内外沿井深的温度分布，为气体钻井计算井筒压力分布提供了准确的基础数据。

If you are unfortunate enough to the lovelorn, please tell me, I will help you out, really, please contact me!

如果你不幸失恋了，请告诉我，我会帮助你摆脱困境，真的，请联系我啦！

China's plan to cut energy intensity by 20 percent and pollutant discharges by 10 percent between 2006 and 2010 is a case in point.

中国计划在2006年到2010间降低20%的能源强度和减少10%的主要污染物排放，就是一个这样的例子。