environmental problems
短語詞組
- environmental geological problems 環(huán)境地質(zhì)問題
- mine environmental geological problems 鑛山環(huán)境地質(zhì)問題
- environmental law problems 環(huán)境法律問題
- environmental safety problems 環(huán)境安全問題
- main environmental geologic problems 主要環(huán)境地質(zhì)問題
- the environmental geology problems 環(huán)境地質(zhì)問題
- main environmental geological problems 主要環(huán)境地質(zhì)問題
- environmental protection problems 環(huán)保問題
- environmental geotechnology problems 環(huán)境巖土問題 返回 environmental problems