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1)  focused ultrasound beams
聚焦声束超声
1.
Objective:To study the influence on monkey s generative physiology after terminating early pregnancy by focused ultrasound beams (FUB).
目的:探讨聚焦声束超声终止猴早孕后对猴生殖生理的影响。
2)  Focused beam
聚焦声束
3)  sound-beam focusing
声束聚焦
1.
In this paper,simulation experiments of two-dimensional flat rectangular ultrasound array and two-dimensional annular array were conducted for evaluating sound-beam control techniques,such as sound-beam focusing,sound-beam steering,aperture apodization,etc.
以二维平面矩形超声换能器阵列和二维圆环超声换能器阵列为对象,利用仿真实验分别测试了声束聚焦、声束激励、幅度变迹等技术对声束的控制性能。
4)  Focused ultrasound
聚焦超声
1.
Focused ultrasound treatment of brain diseases;
聚焦超声在脑部疾病治疗中的运用
2.
A clinical study of application of coupling medium in focused ultrasound therapy for chronic cevicitis;
耦合剂应用于聚焦超声治疗慢性宫颈炎的疗效
3.
Evaluation of curative effects of focused ultrasound treatment for nonneoplastic epithelial disorders of vulva;
聚焦超声治疗外阴上皮内非瘤样病变疗效评价
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5)  high intensity focused ultrasound
聚焦超声
1.
Quality control of the purified and degassed water apparatus in high intensity focused ultrasound treatment system;
JC型聚焦超声肿瘤治疗系统介质水处理的质量控制
2.
Objective:To investigate the efficacy and reliability of high intensity focused ultrasound treatment on chronic cervicitis.
目的探讨聚焦超声用于治疗宫颈慢性的有效性及安全性。
3.
Purpose To investigate the efficacy and reliability of high intensity focused ultrasound treatment on chronic cervicitis.
目的 探讨高能聚焦超声治疗宫颈糜烂的有效性及安全性。
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6)  ultrasonic focusing
超声聚焦
1.
A piezoelectric ultrasonic focusing system is developed for microjetting biological microarrays.
研制了一种用于制作生物微阵列的超声聚焦微喷系统。
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补充资料：声束


声束


物理学术语。由超声换能器发出的、因声源具有指向性而在某个方向上形成集中发射的束状超声波。在声束内集中了超声换能器声源的绝大部分声能，在声束外超声能量散布很少，故可在该方向获得最佳超声信息。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条