The dynamic behavior of HR2 and DT2 under explosive load were also studied in this paper, and the damage phenomena like spallation were analyzed.
本文还对化爆加载下的HR2和DT2等进行了实验研究，对实验研究过程中出现的层裂等损伤现象进行了分析。
The power DT1, DT2 power, C port A, D port and exhaust ventilation, compressed air to push the piston rod oil cylinder forward, realize the preloading force state in figure 2;
DT1通电，DT2断电，C气口通气A、D气口排气、压缩空气将油压到油缸内推动活塞杆前移，实现预压出力状态如下图2；
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