本文涉及的技巧涵盖5个主要领域。

The tips covered here are presented in these major areas.

youdao

劲宇电子主要经营业务涉及工业电气、建筑电气等领域。

Our main business involves industrial electric, building electric and other fields.

youdao

目前主要涉及能源和环保两大领域。

Currently involved in two major fields of energy and environmental protection.

youdao

目前主要涉及能源和环保两大领域。

Currently involved in two major fields of energy and environmental protection.

youdao