选择两个现场进行现场比对及实地运行试验。
And two scenes are chosen to run and do the comparison tests.
在垞城矿进行了预应力锚杆的现场无损检测试验。试验结果表明：数值模拟结果真实地反映了预应力锚杆支护系统的动力特征。
The field experiment of rockbolt nondestructive detection was selected in Chacheng Mine, the results perform the dynamical characteristics of prestressed bolt supporting system.
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