並前往https://books.google.com.tw/books?id=bbMiAQAAIAAJ&pg=RA6-PA30&lpg=RA6-PA30&dq=0050+vs+6208+PTT&source=bl&ots=e8cmB8RZ2O&sig=ACfU3U2wwVugKzM47jiMrbRjiWtjgXBLZw&hl=zh-TW&sa=X&ved=2ahUKEwjvr-q6sb34AhUqA7kGHUnsBJIQ6AF6BAh5EAM