文中还用光测数据迭加原理确定了弹性应力阶段洞室围岩在各种荷载作用下的最终成果，避免了模型由于同时加载困难所带来的单独施加荷载所造成的繁琐量测和计算。
Using the principle of photoelastic data superposition, the author defined the net effects of stress in wall rocks of the cave under all kinds of load. This avoided the trouble…
文中还用光测数据迭加原理确定了弹性应力阶段洞室围岩在各种荷载作用下的最终成果，避免了模型由于同时加载困难所带来的单独施加荷载所造成的繁琐量测和计算。
Using the principle of photoelastic data superposition, the author defined the net effects of stress in wall rocks of the cave under all kinds of load. This avoided the trouble…
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