Under modern conditions, this requires varying measures of centralized control and hence the help of specialized scientists such as economists and operational research experts.

在现代条件下，这要求不同程度的中央控制，因此需要获得专业科学家的帮助，例如经济学家和运筹学领域的专家。

youdao

These objectives are achieved in co-operation with scientific non-governmental and intergovernmental organizations, and with networks of scientists and specialized centres of excellence, for organizing of training activities, workshops and research projects on a collaborative basis.

UNESCO: Basic Sciences

Until recently, I thought they were largely only in the hands of scientists, doctors (eye surgeries), and other specialized technology types.

FORBES: Connect