защищена диссертационная работа на тему auto.

[Alex16]

По окончании аспирантуры в 1989 году защищена диссертационная работа на тему "Анализ наезда автомобиля на неподвижное препятствие"

...he passed (defended?) a thesis on [the subject] "Analysis of..."

Спасибо.

[leka11]

м.б. поможет
http://better-operations.com/2013/12/15/defend-your-phd-dissertation/

[Pchelka911]

Analysis of motor vehicle collision involving a stationary obstruction

[10-4]

In 1989 received a Candidate of Science degree (from the XXX Institute/University). The dissertation theme was .......

[muzungu]

Analysis of a motor vehicle collision with an immobile/static obstacle

[Bultimdin]

defend нормально.:)