多束超声流量计 multibeam ultrasonic flow meter ; multibeam ultrasonic meter
约束超曲面 constraint hypersurface
双束超声 Bi-beam ultrasound
低频双束超声辐照 low-MHz bi-beam ultrasonic irradiation
胶束强化超滤 MEUF
超微束 microstreaming
超声声束 ultrasonic beam
超子束 [核] [高能] hyperon beam
超声波束 ultrasonic beam
斜角超声波束测试 angle beam testing
在近简并的封闭三能级V系统中，一束弱激光探测场的群速度可以通过控制一单色驱动场的强度实现慢光速到超光速的转换。
This paper reveals that the group velocity of a weak laser probe field can be manipulated by controlling the intensity of the driving field applied to a near-degenerate closed three-level V system.
综述了冷原子束或超冷原子束产生的基本原理、方法和实验结果及其最新进展。
The basic principles, methods and experimental results on the generation of cold or ultracold atomic beams and their recent progresses are reviewed.
利用反应离子束刻蚀等微纳超精细加工而成的多层电介质结构反射镜可在高功率条件下实现啁啾脉冲的光谱整形。
The multilayer dielectric thin film reflector fabricated by top-down nano-fabrication processes can be used to realize the spectral reshaping of high power chirped pulses.
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