rottens

与rottens相关的网络例句 [注：此内容来源于网络，仅供参考]

Have produced the natural radioactive level of the colliery of Yunnan through the investigation: Mainly it is brown coal , it is low bituminous coals rotten, in bituminous coal and levels radioactives natural of bituminous coals rottens highs rotten.

通过调查得出了云南煤矿的天然放射性水平：主要是褐煤、低变质烟煤、中变质烟煤和高变质烟煤的天然放射性水平。