分述了目前荷载缓和体系计算理论，用解析法对一单层索系荷载缓和结构分析。
After describing the current computation theory of load-relieving system, the analytical method was introduced to study the characteristic of the single-layer cable load-relieving structure.
在总结前人研究成果的基础上，完善了半解析方法的解释理论和机理，建立了示踪剂测试半解析方法体系数学模型。
On the basis of the former study results, the theory and mechanism of semi-analytical interpretation were improved, and a semi-analytical mathematical model for tracer test system was developed.
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