试验中采用两种加载方式：一种为不同应变速率下的双向比例加载，另一种为保持一向恒定侧压下的动态压缩试验。
Two cases of loading types were adopted: one was biaxial proportional dynamic loading and the other was axial dynamic loading with one-side constant confining pressure.
汤姆说完，便开始侧着走，右脚先迈出一步，左脚再移到右脚的印痕上把雪踩紧，又用提箱将两步之间的雪堆压下去。
He walked sideways, tamping down the snow by putting his left foot where his right had been, then using the suitcase to flatten the space between.
呼气，把手臂压下地板，推脚离开地板，拉大腿进入躯干前侧。
Exhale, press your arms against the floor, and push your feet away from the floor, drawing your thighs into the front torso.
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