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.
曲线呈线性关系证明电子发射确为场致发射。
Its linear F-N curve shows the electron emission was field emission.
通过对火炮膛内压力-时间曲线的再处理，研究发射药的气体生成强度，进而分析发射药装药的物理燃烧规。
In this paper, gas generating strength of propellant charge was studied on basis of retreating for bore pressure time curve, and physical firing law of propellant charge was analysised.
最后通过岩样的压缩试验得出了不同岩样的岩石应力、应变曲线与声发射特性之间的变化规律。
Finally, the rule of the change between the curve of stress-strain and the characteristics of acoustic emission in different rocks were obtained through the compression tests of different rocks.
采用RF—5301PC荧光分光光度计测定激发光谱、发射光谱和磷光衰减曲线；
The photoluminescence spectra and the decay curves were recorded on RF-5301PC.
经反复试验、探索和总结，研制开发出一套SAE1141标准样品，并据此制作出发射光谱仪用持久性工作曲线，建立了快速而准确的分析方法。
By trial and research, a set of SAE1141 standard specimens were developed and a constant performance curve was given. A quick and precise analysis method was established.
根据这一规律，通过计算声发射信号曲线的赫斯特指数(或分形维数)，便可确定声发射试验中的凯塞点。
On the basis of this character of Hurst index, the Kaiser point can be determined correctly by calculating the Hurst index of AE signal curve.
测量了其激发、发射光谱及余辉衰减曲线。 分析了掺杂稀土离子对长余辉发光的作用。
The excitation, photoluminescence and afterglow spectra as well as the curve of afterglow decay were investigated.
系统硬件以DSP和单片机为核心，能够通过接收到水下目标发射的合作声信号，实时准确的解算出水下目标的方位参数，并能在PC机上显示目标的运动曲线。
The system circuits are based on DSP and single chip computer, and can calculate the target's position information by using received acoustic signal, and display its moving curve timely on PC.
研究了场发射的有效势垒随外加电场的变化，发现在有效势垒随外电场变化的曲线中存在一段平台。
The effective barrier changes with increasing applied voltage, and there is a step in the current of barrier vs voltage.
岩石损伤变量的计算方法，提出了基于应力-应变曲线上的声发射测试结果表明，该方法是合理的。
A computational method for rock damage variable is presented based on the stress-strain curve; the acoustic emission test result shows that this method is reasonable.
推导出光谱发射率的计算公式，对引起测量误差的诸因素进行讨论，并实测了几种材料法向光谱发射率曲线。
The calculative expression of normal spectral emittance is deduced. Some factors which cause the error are discussed Normal spectral emittance curves of several materials are measured.
探索了磁场准等熵驱动飞片发射的实验技术，在FP - 1装置上成功实现了多种尺寸飞片的驱动实验，并利用VISAR系统获得了飞片的速度历史曲线。
Experiments were performed to investigate the quasi-isentropic magnetically driven flyer plates with several sizes on FP-1, and their velocity histories were recorded by VISAR.
在文中也给出了某些典型圆筒、圆锥空腔在电子计算机上求得的一些典型有效发射率分布曲线。
Some typical results of the cylindrical and conical cavities have beer solved ona digital computer and given here.
在文中也给出了某些典型圆筒、圆锥空腔在电子计算机上求得的一些典型有效发射率分布曲线。
Some typical results of the cylindrical and conical cavities have beer solved ona digital computer and given here.
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