最后，在实验上通过对衬底的研磨和抛光，将其减薄到一定的厚度范围内，从而使得该滤波器的传输性能得到极大改善。
Finally, a remarkably improved transmission performance of the EG-FPF is obtained by thinning the substrate down to a suitable thickness range through well-controlled grinding and polishing.
该研磨纸可 用于众多工件的研磨和抛光，包括金属、金属合金、陶瓷、光学元件、光纤连接器、硬盘、 半导体等领域。
The emery paper is applicable in the grinding and polishing of most work pieces including metal, metal alloy, ceramic, optical element, fiber connecter, hard disc and semiconductor, etc.
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