No-till reduces soil erosion by keeping crop and plant residue on the surface longer.

无耕通过更久地在泥土表面保存庄稼和植物残体来减少水土流失。

youdao

There's something about heating organic material that makes it more stable than raw plant residue.

然扫有机物比单纯的植物腐烂使之变的更加稳定。

youdao

A new process was developed for the separation of cobalt, iron and manganese in the leach solution of zinc plant residue after sulphated calcination.

对某锌厂含钴废渣硫酸化焙砂浸出液进行了钴与铁、锰分离工艺研究。

youdao

The problem at the moment is the "heavy metal residue", as it is a danger for plant life and can get into rivers, he says.

BBC: How toxic is Hungary's red sludge?

The problem is that there was a previous plant there (processing material from the local tin ores) which left quite a bit of radioactive residue around the place.

FORBES: The Rare Earths Shortage Isn't Over Yet