Von Karman vouched for Qian to join the Scientific Advisory Board, set up to advise the head of the Air Force.

冯卡门推荐钱学森加入了给美国空军领导人提供建议的科学顾问委员会。

youdao

Von Karman vouched for Qian to join the Scientific Advisory Board, set up to advise the head of the Air Force.

冯卡门推荐钱学森加入了给美国空军领导人提供建议的科学顾问委员会。

youdao