plane diffraction grating造句

例句与造句

1. Plane diffraction grating , logarithmic amplifier and stable constant - current source are used in the system , thus the performance of the instrument is enhanced significantly and the cost is reduced
   系统采用了平面衍射光栅、专用阵列探测器、对数放大器以及高稳定恒流源，有效地提高了仪器的整体性能，同时降低了生化分析仪的成本。
2. It's difficult to find plane diffraction grating in a sentence. 用plane diffraction grating造句挺难的