The paper stresses to study the process andparameters of preparation in the synthisis of high pure and ul-trafine BaTiO<sub>3</sub> powders by Ti(O<sup>n</sup>Bu
In this paper morphology of APP modified bitu-men(APP MB)and SBS modified bitumen(SBS MB)wasstudied by scanning elecron microscopy(SEM) and the mor-phology prop
One process for producing new type coloredsulfoalminate cement is introduced in this paper.The colorstability is an important quality index of colored cementpro
The process of complex granules preparedby HF plasma spraying through axial feedingand thermodynamic analysis of the process isdescribed.The densification facto
In this paper the research results on the preparation of ferri-magnetofluids through colloid chemical methods developed in China are in-troduced, and the applic