Article 11 the fire proof performance of constructionalelements and construction materials must conform to the state standards or industrial standards.
第十一条建筑构件和建筑材料的防火性能必须符合国家标准或者行业标准。
2
And with the demonstrational geographic elements of road and forest, the road design is realized and the constructional method of virtual forest environment is mentioned based on TIN.