采用干式变压器相当不划算。的翻译：Dry-type transformer is not cost-effective. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Very uneconomical use of dry-type transformers.

Dry-type transformer is not cost-effective.

Uses the dry transformer quite not to take into account.

By using dry transformer is not profitable.

Dry-type transformer is not cost-effective.