⑴試繪圖說明 GPS 靜態基線測量採用之一次差、二次差、三次差的意義，以及可以消除那些系統誤差？（15 分）

三、作文（60 分） Please write an English composition of about 500 words on the following topic: Recently, many fisheries in Taiwan have failed the tests of antibiotics, such as nitrofuran, and other banned substances. Explain the cause and effect of this phenomenon and offer your opinion on how to improve the situation.