中文摘要：

讨论了对称损失函数下定时截尾情形瑞利分布参数的贝叶斯估计,给出了Gamma先验分布的条件下贝叶斯估计的准确形式,证明了贝叶斯估计的可容许性.

英文摘要：

This article discussed the Bayesian estimation of Rayleigh distribution under symmetry loss function based on Type-Π censoring,and gave the accurate form of Bayesian estimation under Gamma prior distribution,and then proved the admissibility of Bayesian estimation.