Then he said, “It was a five-horsepower, air-cooled Eska outboard motor.”
他接着说：“那是一台伊士佳牌五个马力的空气冷却外挂式发动机。”
2
Drawing on their practical experience, they designed an air-cooled diesel motor.
他们利用自己的实践经验，设计了一台气冷柴油机。
3
The major influencing factors for experimental design, based on the test, focusing on circuit design and motor selection, air-cooled chip design and design automation.