並前往https://books.google.com.tw/books?id=gFGBEAAAQBAJ&pg=PA268&lpg=PA268&dq=PCS+PTT&source=bl&ots=w8cs4oKXP1&sig=ACfU3U0Z2RxM5SQeowiwaY-gIPUsNtfxRg&hl=zh-TW&sa=X&ved=2ahUKEwj_16a6hfmAAxX3bPUHHTuUB5IQ6AF6BQiXARAD