The topic of this article mainly research and design about LD pumped solid laser high repetition frequency Q-switch system.
本课题主要是针对LD泵浦固体激光器的高重复频率的电光调q系统的研究与设计。
A portable laser system, continually working for very long period, is the key part in realization of an optically pumped cesium beam frequency standard.
长期连续工作的袖珍激光系统是实现实用的光抽运铯束频标的关键。
The static frequency converter used in pumped storage units generally adopts common thyristor as the rectifying inverting bridge.
用于抽水蓄能机组起动的静止变频器,其整流逆变桥通常采用普通晶闸管。
When he pumped pure oxygen into subjects, for example, their frequency of yawning did not change.
当他将纯氧注入实验对象时,他们打哈欠的频率并没有发生什么变化。
An experimental investigation of dual frequency tunable laser output from dye mixtures in ethyl alcohol pumped by a N_2 laser is described.
报道用N_2激光泵浦混合染料溶液以获得双频可调谐激光输出的实验研究。
In this paper, a mathematical model of static frequency converter starting with current and frequency closed-loop control for pumped storage units is established.
本文建立了抽水蓄能机组静止变频器在电流、频率闭环控制下的数学模型。
In this paper, a mathematical model of static frequency converter starting with current and frequency closed-loop control for pumped storage units is established.
本文建立了抽水蓄能机组静止变频器在电流、频率闭环控制下的数学模型。
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