Astm octane number (research method)
[化] ASTM辛烷值(研究法)
🧩 词语组成解析
[化] 美国材料试验学会
n. 辛烷\\n[化] 辛烷; 正辛烷; 辛烷; 辛级烷
🗣️ 情景例句
Happiness is a personal choice.
快乐是个人的选择。
He is attending a conference now.
他正在出席会议。
The hovercraft is particularly useful in large areas with poor communications such as Africa or Australia;
气垫船在非洲、澳大利亚等交通不发达地区特别有用。