查询词典 transducers

The processes and the key techniques of the null coupler and acoustic transducers are described and analyzed in detail.

第三部分是光纤声光耦合器和光纤环形器构成的新型OADM 的实验研究。

Input signals can be signal current or voltages originating from corresponding measurement transducers or measurement value acquisition systems.

输入信号可以电流或电压信号，由相应的测量传感器或测量值采集系统的来源。

The system developed by the author consists of a 7-holes pitot tube, a stepping motor, seven pressure transducers, an analogue amplifier, a computer data acquisition card, a switch voltage output circuit and a data processing system.

本文研制了一种七孔探针三维自动测速系统，该系统由球形七孔探针、异步步进电机、压力传感器、模拟放大器、计算机数据采集、开关量输出及数据处理系统组成。

On the basis of investigating the sound field of a plane piston transducer and the relations between sound field and radiation force, by settling four plane piston transducers driven at the same frequency at each corner of a regular triangular pyramid with their sound-beam axes crossing at the center of the pyramid, this technique uses ultrasonic wave synthetic theory to acquire a three-dimensional ultrasonic standing wave field. The micro-component can be captured, transported, released in the range of space by adjusting the phase of the transducers.

在研究单个圆形平面活塞换能器声场分布以及声场和辐射力关系的基础上，将以相同频率驱动的4个平面活塞换能器呈正四面体放置，利用声波合成原理获得三维超声驻波场，通过调整各个换能器发射信号相位之间的关系实现对微构件在空间范围内的俘获、移动、释放等操纵。

That's where Analog Device's customer, Fishman Transducers, comes in.

这就是ADI公司的客户Fishman Transducers关注的地方。

Four aspects of research achievements include:(1)several imaging correction methods and strained estimation methods for biological tissues elasticity imaging were investigated as well as elasticity reconstruction and phantom, in vitro and in vivo elasticity imaging experiments;(2)in the fields of biological microsystem and perfusion evaluation for microvascular system, three kinds of microbubbles whose shell are albumin, sugar ester and surfactant respectively were designed and produced, then the methods to estimate the thickness of their shells were presented, moreover, the interacting mechanism of ultrasound contrast agents and tissues, as well as protein drug delivery under the condition of ultrasound sonification were studied in the molecular level;(3) At the aspect of high intensity focused ultrasound therapy system, we designed and constructed the 256-element HIFU transducers using 1-3 composite materials. And furthermore we developed the integrated HIFU system with 256-element HIFU transducers. And we made preliminary and important progresses in the research of HIFU bioeffect, lesion estimation, techniques of monitoring and imaging and characterizing of structure of HIFU transducer;(4)The real-time method of voice source regeneration based on compensative regulation of physiological parameters was investigated in the field of medical rehabilitation. We addressed the physiology and biophysics of vocalization, modeled voice source regeneration based on compensative regulation mechanism, and put forward an integrated evaluation about the speech rehabilitation and the regenerated voice source; Sixty-one archived journal papers were published, as well as ten in international journals, and eighteen publications were embodied by SCI.

成果包括：（1）在生物组织弹性成像方面，研究了多种图像校正方法和应变估计方法，进行了弹性重构和仿体、离体及在体超声弹性成像实验研究；（2）在生物微系统和微血管血流灌注成像方面，制备了三种不同包膜超声造影微泡，研究了纳米包膜厚度检测与估计方法以及不同纳米包膜造影微泡断裂与药物释放机制，并在分子层次上开展了超声与生物组织相互作用机制以及蛋白质药物超声乳化微囊包裹的研究；（3）在阵列式高强聚焦超声治疗与监控成像技术方面，设计制作了新的HIFU换能器，解决了256阵元单焦点和多焦点合成HIFU治疗系统关键技术问题，并在HIFU生物效应与创伤性评价方法、HIFU过程监控成像技术和薄层复合结构与HIFU 换能器界面特性评价等方面的研究取得了初步而重要的进展，具有重要应用前景；（4）在语音听觉系统特别是嗓音康复方面，研究了基于发声系统补偿调节机制的实时多模式嗓音源再生方法和发声生理，建立基于神经、肌肉和空气动力系统的综合补偿调节模型，提出了相应的评价系统。

Four aspects of research achievements include:(1)several imaging correction methods and strained estimation methods for biological tissues elasticity imaging were investigated as well as elasticity reconstruction and phantom, in vitro and in vivo elasticity imaging experiments;(2)in the fields of biological microsystem and perfusion evaluation for microvascular system, three kinds of microbubbles whose shell are albumin, sugar ester and surfactant respectively were designed and produced, then the methods to estimate the thickness of their shells were presented, moreover, the interacting mechanism of ultrasound contrast agents and tissues, as well as protein drug delivery under the condition of ultrasound sonification were studied in the molecular level;(3) At the aspect of high intensity focused ultrasound therapy system, we designed and constructed the 256-element HIFU transducers using 1-3 composite materials. And furthermore we developed the integrated HIFU system with 256-element HIFU transducers. And we made preliminary and important progresses in the research of HIFU bioeffect, lesion estimation, techniques of monitoring and imaging and characterizing of structure of HIFU transducer;(4)The real-time method of voice source regeneration based on compensative regulation of physiological parameters was investigated in the field of medical rehabilitation. We addressed the physiology and biophysics of vocalization, modeled voice source regeneration based on compensative regulation mechanism, and put forward an integrated evaluation about the speech rehabilitation and the regenerated voice source; Sixty-one archived journal papers were published, as well as ten in international journals, and eighteen publications were embodied by SCI.

中文摘要：成果包括：（1）在生物组织弹性成像方面，研究了多种图像校正方法和应变估计方法，进行了弹性重构和仿体、离体及在体超声弹性成像实验研究；（2）在生物微系统和微血管血流灌注成像方面，制备了三种不同包膜超声造影微泡，研究了纳米包膜厚度检测与估计方法以及不同纳米包膜造影微泡断裂与药物释放机制，并在分子层次上开展了超声与生物组织相互作用机制以及蛋白质药物超声乳化微囊包裹的研究；（3）在阵列式高强聚焦超声治疗与监控成像技术方面，设计制作了新的HIFU换能器，解决了256阵元单焦点和多焦点合成HIFU治疗系统关键技术问题，并在HIFU生物效应与创伤性评价方法、HIFU过程监控成像技术和薄层复合结构与HIFU 换能器界面特性评价等方面的研究取得了初步而重要的进展，具有重要应用前景；（4）在语音听觉系统特别是嗓音康复方面，研究了基于发声系统补偿调节机制的实时多模式嗓音源再生方法和发声生理，建立基于神经、肌肉和空气动力系统的综合补偿调节模型，提出了相应的评价系统。

Hot air cooler 11-20 gauge board flow temperatures gauge board pressure transducers gauge board flow transducers gauge board display water flow in air coolers 1-10 gauge board flow transducers gauge board display water supply for lower oil-cooler gauge board flow transducers gauge board level gauge in upper oil reservoir gauge board water in oil reservoirs gauge board creep detector gauge board bearing insulation

热气冷却器 11-20精确计量董事会流程温度精确计量董事会压力转换器精确计量董事会流程转换器在空气冷却器 1-10 中精确计量董事会展览水流程精确计量董事会流程转换器为较低的油-冷却器精确计量董事会展览自来水精确计量董事会流程转换器标准度量董事会水平在上面的油水库中精确计量标准度量董事会水在油水库中精确计量董事会爬发现者精确计量董事会生绝缘

OBJECTIVE: To explore the expression and significance of signal transducers and activators of transcription 3(STAT3) in laryngeal squamous cell cancer.

目的： 研究信号转导与转录活化因子3(signal transducers and activators of transcription 3， STAT3)在人喉鳞状细胞癌组织中的表达，探讨其在喉癌发生发展中的作用。

Two works guaranteed the fulfilment of this studies,(1)developing compressional - and shear - waves transducers with broadband which is key part of the system in the physics model experiment, and study of the special property and using skills of the transducers , groping the relative experience to develop transverse wave measurment and observation at laboratory.(2) establishing a suit of comprehensive testing system to observe the elastic wavefield in anisotropy media .

首先通过研制物理模型实验技术中的关键器件纵横波宽频带换能器，及对其性能和使用技巧的研究，积累实验室开展各向异性介质的测试经验，建立了一套较完整观测各向异性介质弹性波场的测试系统。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。