Characteristics of double-pass backward (DPB) superfluorescent fiber source (SFS) manufactured by heavily doped erbium fiber are investigated.
研究了高掺杂铒光纤构成的双程后向结构超荧光光源输出特性,高掺杂铒光纤在制作超荧光光源方面具有输出功率高和带宽宽的优点。
Objective To discuss the surgical effect with one-way-valved patch to treat cardiac septal defects with severe pulmonary hypertension with bi-directional shunt.
目的评估应用单向活瓣补片治疗合并重度肺动脉高压双向分流的先天性房室间隔缺损患者的术后效果。
Objective To compare the clinical effect of one-way-valved patch and conventional patch for surgery for ventricular septal defect with Severe pulmonary hypertension and bi-directional shunt.
目的比较应用单向活瓣补片治疗合并重度肺动脉高压双向分流的先天性室间隔缺损(Ventricular Septal Defect,VSD)患者与常规补片矫治术的临床效果。
Bidirectional Glenn shunt without cardiopulmonary bypass
非体外循环下行上腔静脉-肺动脉双向分流术的治疗体会
Clinical Research of VSD with Severe Pulmonary Hypertension and Bi-directional Shunt
室间隔缺损并重度肺动脉高压双向分流的临床研究
bidirectional flow
双向流动, 双向流(程)
A bidirectional ultrasonic Doppler for blood flow velocity measurement with direct single-sideband separation
单边带直接分离式双向超声多普勒血流检测
Simulation of Flight Element Runner in Co-Rotating Twin Screw Extruder;
啮合同向双螺杆挤出机螺纹元件流场分析
QoS-constrained Workflow Scheduling Algorithm for Grid Computing Based on Two-way Stratified
QoS约束下基于双向分层的网格工作流调度算法
"three direct links (mail, air and shipping services and trade) and Bilateral exchanges"
直接三通与双向交流
two-way communication should be encouraged; Information should be understandable and adequately explained;
--鼓励双向信息交流；使信息易于理解，并予以充分的解释；
Theoretical Analysis and Experimental Study of Axial Circle Flow in Twin-Screw Extrusion;
双螺杆挤出过程轴向循环流理论分析及实验研究
Guangxi Constructs Bidirectional Internationally Links up the Chinese Association of Southeast Asian Nations the Regional Characteristic to flow Central the Condition Analysis;
广西构建双向沟通中国东盟的区域性国际物流中心的条件分析
SUBSEQUENT YIELD AND PLASTIC FLOW ANALYSIS OF POLYCRYSTALLINE COPPER UNDER BIAXIAL LOADING
多晶Cu在双向加载下的后继屈服与塑性流动分析
Research on Power Flow Analysis and Double Direction Metering Grid-connected PV Generation System Base on FPGA
基于FPGA的光伏并网发电系统潮流分析及电量双向计量的研究
reversible quarter-turn plough
双向四分之一翻转犁
bidirectional reflectance distribution function
双向反射比分布函数
the central reservation
路中双向交通分隔带.
Numerical Simulation with the Inlet and Outlet Channels of Two-way Tubular Pumping Station;
双向贯流泵站进出水流道流场数值模拟
A Compound Flyback Bi-Directional Current Source High-Frequency Link DC/AC Converter;
双组合式单端反激双向电流源高频链逆变器
Bipolar shift registers are classified as unidirectional and bidirectional
双极型移位寄存器可分为单向和双向两种。