treated earth

Two blockaded nozzles used for rare-earth-treated 16 MnRE steel were dissected and investigated by macro-and micr-oexaminations.

解剖和研究了两个16MnRE钢结瘤堵死的水口.

In the refining process of oils, 2%~ 5% activated bleaching earth usually is used. If the spent bleaching earth can not be treated in time, it will pollute the environment.

油脂精炼过程中，通常使用油重2%～5%的活性白土进行吸附脱色，脱色后的废白土若处理不及时，会造成环境污染。

Structure and Properties of Silk Fiber Treated with Rare Earth

经稀土处理的真丝纤维结构与性能技

Study on Ni-Cu Austenitic Ductile Iron Treated with Rare-earth

稀土镍铜奥氏体球铁的研究

They have traveled around the earth 3 times, visited 76 countries and treated over 20,000 blind people.

他们环游地球3次,访问了76个国家,治疗了2万多盲人。