本文研究了实验室内测定岩体地应力的两种新方法——声发射法和应力应变曲线特征点分析法。
In this paper, two new methods of determining in-situ stresses of rock masses in laboratory, acoustic emission method and analysis of typical points of stress-strain curves are investigated.
试验结果表明：NC、NG组成的双基粘合剂与固体添加物rdx在热分解特性上的差异是导致硝胺发射药燃速曲线转折的原因。
The results show that the crook of these propellants burning curves were caused by the difference of thermal decomposition behavior between the solid filler RDX and NC-NG double-base binder.
并测得其激发光谱，发射光谱和衰减曲线。
The fluorescence spectra, the excitation spectra and the decay curves were measured.
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