2) tune unit
调谐单元
1.
With an introduction of the structure of the w ay side tune unit of the digital-coding audio frequency track circuit,this paper d iscusses the test on the frequency character of the waysaid tune unit and holds that,the digital-coding tune unit has a good frequency-selected character in p rincipium.
介绍了数字编码制式的音频无绝缘轨道电路轨旁调谐单元的结构及组成,对其进行了频率特性的测试研究。
4) tuning device
调谐器件
5) the homogeneous condition
谐调条件
6) harmonic diffractive element
谐衍射元件
1.
A new infrared dual-band Petzval objective with single-layer harmonic diffractive element(HDE) is designed,which can work in the 3.
但单层谐衍射元件的衍射效率只在设计波长处衍射效率最高,随着波长相对设计中心波长向两侧偏离,主衍射级次的衍射效率逐渐下降。
2.
From the characteristic of harmonic relief patterns,the athermalization and achromatism of harmonic diffractive element have been studied in the paper.
从谐衍射元件的理论出发,讨论了谐衍射透镜在消色差和消热差时的特性。
3.
In this paper, the application of harmonic diffractive element(HDE) in the infrared hyperspectral detection system is investigated based on the special large dispersion capability of HDE and window character of infrared bands.
根据谐衍射元件的特殊色散原理及红外波段的窗口特性 ,将谐衍射透镜应用于红外超光谱探测器中 。
补充资料：调谐
1.调和﹔协调。 2.调节可变电容器或线圈使收音机与无线电波达到谐振。
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