The acoustic emission characteristics of sandstone under fracturing are studied by simulating the stress state of the tunnel enclosing rock using the real three axle press.
使用真三轴压机模拟巷道围岩的受力状态，研究了砂岩破坏过程中的声发射特性。
By using this set up, users can feel the movement with their hand if these three-dimensional images also move in real time.
通过使用此设置，用户可以感受到运动的手，如果这些三维图像也将实时。
This system has made the evaluation of teaching quality real-time and networking by using the B/S three layer structures.
该系统采用B/S三层体系结构，实现了教学质量评测的实时化、网络化。
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