The patching coat consists of the primarylayer made of polyether polyurethane and the surface layer made of elastic polyurethane.
修补的涂层由聚醚聚氨酯底层和弹性聚氨酯面层组合而成。
2
Construction method is determined according to the structure location and attention should be paid to the primarylayer treatment and the preparation of polymer cement mortar.
施工中需根据不同部位采用不同作法,还应注意做好基层处理和聚合物水泥砂浆的配制等。
3
The primary role of JNDI in a J2EE application is to provide the indirection layer so that components can find required resources without being much aware of the indirection.