A calabash is a light-green vine fruit, also known as opo squash or long melon.
葫芦是一种藤状植物的草绿色果实，又被称为瓠子或者长瓜。
The method of obtaining tunable RGB lasers with OPO technology is demonstrated.
论证了应用光学参量振荡技术实现可调谐RGB激光光源的可行性方案。
His greatest merit was to have worked with it totally, from opera to opo and operetta.
他最大的优点就是全身心投入工作——从歌剧到流行音乐和轻歌剧。
A linear polarized-oscillating condition exists in the resonator, and the field of the pump laser for the OPO can be homogenized.
正交波罗棱镜腔存在腔内振荡光束线偏振运行条件，匀化了内腔OPO的抽运光光场。
Considering the specific requirement of reliability of military lasers, a consolidated intracavity eye safe optical parametric oscillator (OPO) is designed.
考虑到军用激光器对可靠性的特殊要求，设计了一种加固型的内腔式人眼安全oPO激光器。
Single crystals of KTi 1- x Sn x OPO 4 solid solutions and KSnOPO 4 were grown by using flux method, and their structure and physical properties were studied.
采用熔盐法生长了一系列磷酸氧钛锡钾单晶体并测定了其晶体结构和相应的物理性质。
In this article, dynamical features of non - equilibrium phase transitions are dis-cussed, taking the physical problems of OPO and laser processes as two examples.
本文就光学参量振荡和激光两个物理问题，讨论了非平衡态相变过程的动力特点。
We also present the performances and indices of the devices made of these crystals. Finally, we introduce the use of LBO, BBO, KTP crystals in OPO and FS pulse-width laser measurements.
还介绍了用这些晶体制成的非线性光学器件的性能和指标，最后介绍了LBO、BBO、KTP晶体在光学参量振荡和在“飞秒’脉宽激光测量上的应用。
The conversion efficiency of the average power is 4.2% from pump diode to OPO signal output and the signal pulse duration is about 13 times shorter than that of the depleted pump light.
实验中获得的由二极管注入泵浦功率至opo信号光平均输出功率的转换效率达4.2%，信号光脉冲宽度比消耗后的泵浦光脉冲宽度压缩了13倍。
The result indicates that the single pulse energy and the Angle of divergence of output laser decrease, but the pulse width of output laser increases with the increase of the OPO cavity length.
结果表明，随着OPO腔长的增加，单脉冲输出能量、光束发散角减少，而脉冲宽度增加。
The result indicates that the single pulse energy and the Angle of divergence of output laser decrease, but the pulse width of output laser increases with the increase of the OPO cavity length.
结果表明，随着OPO腔长的增加，单脉冲输出能量、光束发散角减少，而脉冲宽度增加。
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