ll, it might beNecessary to add a stabilizing surface material of granular soil to form a working mat.论文绪论论文总结论文绪论研究背景研究方法研究结果问题讨论论文总结介绍预先评估设计考虑招投标程序建设监管强夯调整If the design agency and/or their consultant do not have expertise in paction, a performance type contract should be selected for the work. performance specificationsPreparation of a method specification requires knowledge of the various facets of paction either within the design agency or by their consultants. method specifications 研究背景研究方法研究结果问题讨论论文绪论论文总结研究背景研究方法研究结果问题讨论论文绪论论文总结论文绪论研究背景研究方法研究结果问题讨论论文总结介绍预先评估设计考虑招投标程序建设监管强夯调整研究背景研究方法研究结果问题讨论论文绪论论文总结研究背景研究方法研究结果问题讨论论文绪论论文总结论文绪论研究背景研究方法研究结果问题讨论论文总结介绍预先评估设计考虑招投标程序建设监管强夯调整Two basic types of specifications are used for paction projects: method specifications and performance specifications.