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- collimated focused transducer 准直聚焦探头
- A focused transducer is employed for photoacoustic depth profiling of port wine stain(PWS) skin. 本文提出了一种基于聚焦换能器的光声深度分辨技术来实现对PWS皮肤的评估。
- acoustic lens focused transducer 声透镜聚焦探头
- Study on bi-frequency ultrasonic focused transducer and its acoustic field 复频聚焦超声换能器及其辐射声场的研究
- Ultrasonic focusing transducer was widely applied in the field of medical diagnosis and nondestructive testing, and it was necessary to analyze the scattering characteristic of the focusing area. 而在医学诊断和工业无损检测领域中广泛采用的是超声聚焦换能器，因此有必要进行聚焦区内的散射分析。
- He focused his binoculars on the bird. 他把双筒远镜的焦点对准在那只鸟上。
- Nonlinear sound field of a conical focus transducer 圆锥面聚焦换能器的非线性声场
- He focused his mind on his new plan. 他集中心思在新计划上。
- His eyes focused slowly in the dark room. 他在那间黑屋子里眼睛慢慢地看清了东西。
- Discussions of the ultrasound power calculating of large-aperture focused transducer intercepted by cone reflector 用锥面靶测量大口径聚焦换能器声功率的计算讨论
- They use a bridge to measure the impedance of the transducer. 他们用电桥来测量传感器的阻抗。
- The camera is focused at infinity. 照相机的聚焦被调节在无限远这一档上。
- Ultrasonics - Focusing transducers - Definitions and measurement methods for the transmitted fields. 超声。聚焦传感器。定义和传送场的测量方法。
- Character of the acoustic field in water radiated by a bi-frequency ultrasonic focused transducer 复频聚焦超声换能器水中焦区声场特性的研究
- Sound Field Calculation and Analysis of a New Type Multi-elements Focused Transducer 多阵元聚焦换能器声场的数值模拟及分析
- He focused the sun's ray on a piece of paper with a burning-glass. 他用一面凸透镜把阳光在纸上聚成焦点。
- The beams of light moved across the sky and focused on the plane. 光束在空中移动,集中对准飞机。
- She had a habit of shrinking up whenever attention was focused on her. 她有个习惯，每当人们的注意力集中到她身上时，她便会羞羞答答地畏缩不前。
- The human ear is an example of a transducer. 人耳是一种典型的传感器。
- The scientist focused the telescope on the moon. 科学家把望远镜的焦点对准月亮。
