並前往https://www.sunda-optical.com.tw/upload/files/%E3%80%90%E6%9C%80%E6%96%B0%E7%89%88%E3%80%91Al2O3-SDS%E7%89%A9%E8%B3%AA%E5%AE%89%E5%85%A8%E8%B3%87%E6%96%99%E8%A1%A8.pdf
