collapsed coal mining area
... the open approach 公开方式 collapsed coal mining area 采煤塌陷 circular 循环的 ...
基于6个网页-相关网页
collapsed coal mining area
塌陷采煤区
以上为机器翻译结果，长、整句建议使用 人工翻译 。
-
The annual collapsed coal mining area in China is about 20,000 hectares. The ecological environment of the mining area has been destroyed a lot.
我国每年采煤塌陷土地约为2万公顷，严重破坏了矿区的生态环境。
youdao
更多双语例句