最后对碰撞概率进行定量分析。
并根据C-W方程推导了只在短时间内有效的简化碰撞概率算法。
Simplified algorithms are described based on C-W equation, which are valid in short time.
讨论了航天器与碎片云碰撞概率的提法，介绍了不同碰撞概率间的转换方法。
The collision probability between spacecraft and debris clouds are studied. Different kinds of collision probabilities are mentioned, and methods to convert these probabilities are described.
数值算例表明最大瞬时碰撞概率是描述交会对接近距离段两个飞行器碰撞危险程度的一个较好的指标。
Thirdly the maximum instantaneous collision is found in interested interval. Calculation results prove that the method based collision probability can describe the collision risk nicely.
本文讨论了ALOHA、SCPC-DA等卫星通信系统中用随机方式占用卫星公用信道的碰撞概率问题。
The collision probability of randomly occupying the satellite common channel on the satellite communications system of ALOHA, SCPC-DA etc.
理论分析和仿真结果表明，改进的协作重传机制可以有效降低重传碰撞概率，提高重传成功率，并改善系统吞吐量。
Analytical and simulation results indicate that improved scheme can alleviate collision problem caused by cooperation, increase probability of successful retransmissions and enhance system throughput.
推导了基于NASA标准解体模型的碎片分离速度概率密度函数，建立了计算航天器与单颗碎片碰撞概率的时间积分算法。
Space debris delta-velocity probability density function was deduced by NASA's standard breakup model, and time integral algorithm of collision probability between spacecraft and any debris was built.
我们认为，是A2255中子团的并合历史导致了星系团中星系与星系之间的碰撞概率增加，从而使团中心附近的晚型星系的恒星形成活动增加了。
Compared with the merging cluster A2255, the star formation history for the late-type cluster galaxies is likely closely related to the virialization stage of parent cluster.
而所用密码算法在设计上要使从两组不同数据得到同一个散列值——即“碰撞”——的概率极其小。
The algorithms are designed so that the probability of two different sets of data computing the same hash value — a collision — is extremely small.
结果表明，碰撞设计速度必须根据事故发生的概率曲线而定，最好采用双碰撞设计速度。
The results express that the crash design speed must be determined according to accident probability curve and the double crash design speed is optimum.
在这类系统设计中，电文碰撞规律是涉及到系统容量的重要问题。本文在古典概率的基础上，经适当修改，得到符合计算机模拟结果的理论公式。
For the design of the systems, the law of message collision which is concerned with the capacity of the systems is an important problem.
为了应用概率统计规律解决机械阻力问题，分析了颗粒碰撞过程及相对距离、颗粒个数及碰撞方向。
This paper tries to resolve the problem of mechanical drag force by the rule of probability and statistics.
为了应用概率统计规律解决机械阻力问题，分析了颗粒碰撞过程及相对距离、颗粒个数及碰撞方向。
This paper tries to resolve the problem of mechanical drag force by the rule of probability and statistics.
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