metyl orange的用法和樣例：
例句
- The application of microwave irradiation technique to remove methyl orange from wastewater was introduced.
介紹了利用微波輻照去除廢水中甲基橙污染物的技術。 - The color-reaction of nicotine with methyl orange was studied,and the satisfying result was obtained by applying it to determinate nicotine in smoke directly.
研究了甲基橙與煙鹼的顯色反應，並將其應用於直接測定煙氣中的煙鹼含量，獲得較為滿意效果。
