例句 /

Consultants in heliport development and helicopter operations. Specializes in planning, design and development of heliports and helipads.

Consultants in heliport development and helicopter operations. Specializes in planning, design and development of heliports and helipads.

为直升机机场及其营运提供顾问服务,擅长直升机机场的规划、设计与开发。