decay law

Study on the decay law of synthetic aviation lube oil in use

合成航空润滑油使用中衰变规律研究

The decay law of cascade processes involving many levels is presented .

本文给出多能级级联过程的衰变规律。

Lime Active Decay Law is Studied in the Lime Soil

石灰土中石灰活性衰减规律研究

The decay law of complex cascade processes

复杂级联过程的衰变规律

Decay law and magnitudes of coda waves for the Jiangsu Digital Volumetric Strain Network

江苏体应变数字台网地震尾波的衰减关系与震级

On the decay law of an isotropic turbulence

均匀各向同性湍流的衰减律

Properties of depleted uranium , such as chemical properties , decay law and transmit mode , were presented .

介绍了贫铀的化学特性、衰变规律和迁移方式。

Studied the decay law of X-ray in steel by experiment , and establish the curve about the relation between radiography-attenuation and tube volte and current .

本文首先对X射线在物质中的衰减规律进行研究，建立了衰减系数与管电压、管电流的关系曲线。

After researching on the delayed bioluminescence of eggs , the results show that egg luminescence generally obeys hyperbolic decay law , which supports coherence theory of biophoton .

对鸡蛋延迟发光进行了研究，发现普遍服从双曲衰减规律，这一点与生物光子的相干理论相一致。

This issue analyzed and concluded the relationship between dynamic and static strength . Further , it obtained the decay law of impending plastic dynamic strength and accumulated deformation with loading cycles of various roadbeds filling under different test conditions .

分析总结了动静强度之间的联系，且得出了各种路基填料的临塑动强度、累计变形等疲劳特性在不同试验条件下的衰变规律。

In order to extend the forecast time and raise the forecast efficiency for the numerical sea ice model , a new mathematical description of sea ice thermodynamic process is presented according to the growth and decay law of the Bohai Sea ice .

针对渤海海冰的生消漂移规律，以及对海冰数值模式延长预报时间、增强预报时效的要求，本文推导了与之相适应的海冰热力学过程的数学描述。

Compared the simulation results and actual measurement , found the simulated blasting waveform is similar with the waveform of actual measurement , the peak value decay law is basically consistent , the decay law of peak effective stress value follow the law of negative power exponent .

通过数值模拟结果与实测数据的对比，发现模拟的爆破地震波波形与实测的波形基本相似。质点峰值衰减规律基本一致，峰值有效应力的衰减规律基本遵循负幂指数规律衰减。

Assuming that the detection efficiencies for a-particles of different energies are equal when the distances between the detector and the source are zero , we can calculate the detection efficiency of radon daughter for one standard source on the basis of radioactive decay law .

假定源与探测器距离为零射，探测器对各种能量α粒子的效率均相同，则根据放射性衰变规律，由对标准源的效率就能计算出氡子体的探测效率。

So , the stiffness of soil units will decay by the law of the proposed model after each cycle . Accordingly , the accumulated plastic deformation after each cyclic loading was computed .

这样，荷载每循环一次，各土体单元的刚度就按规律衰减一次，从而可以计算出此次循环加载后整个土体的累积塑性变形。

It is found that the high stress localization occurred in the bifurcation point of force chains and contacted forces in the major chain decay as a power law along the external impact direction but , oscillate in the branch chains .

应力链中接触力有决裂的振荡，撞击位置是应力链的分岔点且有高度的应力集中。

The confining pressure which may change the decay rate , can not affect the decay law of dimensionless impact pressure in the axial and radial direction .

围压的存在不影响射流轴心及径向上无因次冲击压力的衰减规律，它只是改变了射流无因次冲击压力的衰减速度。