Moreover, a three-dimensional flow field of the retarded adhesive mortar in a single-screw extruder is obtained after supposition, simplification and carrying on the boundary treatment.

结合假设经过简化和边界处理，得出单螺杆挤出机中缓凝砂浆的三维流场。

youdao

It is significant for supplementing flame retarded wood theory to study the function of char forming and smoke suppression of zinc borate applied in wood flame retarding field systematically.

针对硼酸锌和聚磷酸铵在木材阻燃中的成炭作用和抑烟作用进行系统研究，对于丰富木材阻燃理论具有重要意义。

youdao

The focus of this research field is to study the chemical equipment corrosion mechanisms and protection, thermal controlled safety coating materials and the development of flame retarded materials.

主要侧重化工设备的腐蚀与防护、安全热控涂层材料、阻燃聚合物材料等方面的研究。

youdao