Progress of optical phased array ( OPA ) technology based on electro - optic material is summarized.

综述了基于电光材料的光学相控阵 ( OPA ) 的研究进展.

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Black - marketing and overcharging grew to proportions far beyond OPA policing capacity.

黑市交易与高价销售盛行,物价管理局难以控制.

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Objective To evaluate the clinical application of OPA - K straight wire appliance.

目的了解 OPAK 滑动直丝弓矫治器的临床应用特点.

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Even so, the OPA was never popular.

尽管如此, 价格管理局从未受到欢迎.

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The city also has quaint neighborhoods such as Opa Locka, with its Arabian Nights architecture.

这个城市还有古雅的城镇,例如奥帕索和它的天方夜谭式的建筑风格.

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The design method of single power supply OPA is presented in detail in this paper.

介绍了单电源供电运算放大器的设计方法.

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This can used to generate high efficient optical parametric amplification ( OPA ) at desired wavelength in HF.

利用光子晶体光纤的这些特性可实现在所需波长上的高效率的参量放大.

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