一些发达国家已纷纷把其作为支柱性产业。

Some developed countries have make it as the prop industry.

youdao

目前矿业也已经成为西部地区重要的支柱性产业。

At present, the mining industry has already become a mainstay in Western China.

youdao

目前矿业也已经成为西部地区重要的支柱性产业。

At present, the mining industry has already become a mainstay in Western China.

youdao