本文用正交设计方法对过磷酸钙水浸取过程中倍半氧化物的浸出进行了实验研究，筛选了添加剂的种类和浸取条件。

The water extraction process of iron and aluminum oxides from superphosphate is experimented and studied by orthogonal designing method and the kinds of additive and extraction conditions are sieved.

youdao

介绍了一种高温胶粘剂，其主要由磷酸、金属氧化物及添加剂组成。

In this paper a high temperature adhesive is introduced, which is mainly composed of phosphoric acid, metal oxide and additive.

youdao

以油脂类、氧化物或碳化物为原料，添加适量的添加剂，研制不锈钢制品固体抛光剂。

Several kinds of solid polishing agents applied to different polishing process have been made experimentally, using fat and oxide or carbonide as material, and adding some additives.

youdao