这一种发动机仅仅要求用于中国民用直升飞机。

This engine is only supposed to be used for Chinese civilian helicopters.

youdao

Z - 9在中国可能是制造的直升飞机中最多的，超过200架交付给军用和民用客户。

The Z-9 is possibly the most produced helicopter in China, with over 200 machines delivered to both military and civilian customers.

youdao

Z - 9在中国可能是制造的直升飞机中最多的，超过200架交付给军用和民用客户。

The Z-9 is possibly the most produced helicopter in China, with over 200 machines delivered to both military and civilian customers.

youdao