broad tuning meaning in Chinese

纯调谐
粗调谐
宽调谐

Broad tuning circuit
钝调谐电路
The optical parametric oscillator ( opo ) has been widely used as a wavelength tunable coherent radiation source , since it offers a broad tuning range from ultraviolet to far infrared , and some of its wavelengths are unaccessible to common laser systems , so opo has great value of application
光学参量振荡器具有可调谐的优点，调谐范围可从紫外到远红外以上，弥补了普通的激光器只能输出一种波长激光的缺点，并且覆盖了普通激光器不能达到的波长，具有很高的应用价值。