probability n. 1.或有;或然性。 2.【哲学】盖然性〔在 certainly 和 doubt 或 posibility 之间〕。 3.【数学】几率,概率,或然率。 4.或有的事;可能的结果。 5.〔pl.〕〔美俚〕天气预测。 What are the probabilities 有几分把握? The probabilities are against us [in our favour]. 趋势对我们好像不利[有利]。 hit probability 命中率。 in all probability 很可能,大概,多半,十之八九。 probability of (missile survival) (飞弹不被击落的)概率。 The probability is that ... 大概是…,很可能是…。 There is every probability of [that] ... 多半有,多半会。 There is no probability of [that] ... 很难有,很难会。
According to the principle of fatigue damage, a useful method of probability design for springs is presented 通过系统动力响应的谱分析,应用可靠性研究方法,给出路面随机激励下减振弹簧设计、疲劳寿命估计方法和步骤。
We prove four kinds of lovasz local lemma with the method of probability theory and discuss the relationship among them and their different applicable ranges )sz局部引理,并从中发现几种lov(?)sz局部引理之间的关系,找出其不同的适用范围。
The context and teaching method of probability and statistics, which are characterized by studying the uncertainty phenomena in nature, are investigated 摘要针对概率统计类课程不同于其它确定性数学的特点,作者从教学内容及教学方法两个方面进行了探索与实践。
The principle and method of probability analysis of slope failures are discussed . the probability analysis of yudonghe landslide is exemplified . and the stability function used this slope is also performed 综述了边坡破坏概率分析的基本原理和实施方法,以渔洞河滑坡为例,进行了滑坡体的破坏概率分析,并以此为基础建立了边坡稳定预测方程。
Probability fatigue is a subject that studies the fatigue damage of machine accessory and structure component by the method of probability and statistics and analyzes their fatigue intensity according to the uncertainty and distribution of their fatigue damage 概率疲劳是用概率统计方法研究机械零件和结构构件的疲劳损伤,根据其存在的不确定性因素及分布进行疲劳强度分析的一门学科。
Based on the theory of random vibration, the stochastic earthquake responses and dynamic reliability of underground structures under the condition of the linear elastic states were studied by using the method of probability analysis in this thesis 本文应用随机振动理论,采用概率分析方法初步研究了地下结构线弹性工作状态的地震随机响应及其地震动力可靠度,为地下结构抗震设计方法研究提供一定的理论参考。
Taking into account of water level and temperature, horizontal displacement monitoring control index of typical monolith of huangtankou concrete gravity dam is determined by the improved method of probability, which can be used as a reference for dam safety monitoring 综合考虑水位温度对坝体位移的影响,采用改进小概率法,拟定了黄坛口重力坝坝顶水平位移监控指标,为今后一定时段内大坝安全监控提供参考。
This paper points out the ignored problem lying in the traditional teaching of probability and statistics, and try discussing the solving method, i . e . the modern teaching method of probability and statistics focusing on the statistical idea 摘要指出了工科概率统计教学中长期存在而又被忽视的一个问题,即学生的统计计算能力有余而对于统计思想、统计方法的理解与使用不足,并尝试着提出了注重统计思想的现代统计教学方法。
method of probability and statistics is used in the software, to analyze the action of adversaries, for it ca n't be forecasted that when would the adversaries intrude the facility . in statistics, we consider there is a rule of such incidents or accidents 对于敌手进攻核设施这样的事件,我们不可能预知其确切的结果,但通过研究,可以寻找其规律性,用概率和数理统计的方法来分析敌手的行动,揭示其统计规律性,才可以有效地防范敌手的入侵。
The dissertation uses mineralogy principle to research the content and character of aeolian, in order to realize the original of aeolian; and also uses existing multiple information and basic materials of the research region ( including data of geology, geography, hydrology, meteorology, economy, human culture and dem ), to study the driving factors of the desertification in the region and the connection between the desertification and its driving factors with the methods of probability, statistics, curvilinear estimation, logical analysis, principal component analysis . on the basis of the ca ( cellular automata ) method, the dissertation constructs a corresponding mathematical model of the desertification-geoca desertification model, and realizes the dynamic analysis and evaluation of the desertification evolution of the capital and its neighboring area 在方法上运用矿物学研究的基本方法和原理对研究区风沙成分进行了初步分析,探讨了研究区风沙物源的主要成因与特征;根据已有的多元信息基础资料及研究成果(地质、地理、水文气象、经济、人文以及dem数据等),运用概率统计、层次分析等数学方法综合研究了土地沙漠化与各驱动因子之间的相关关系,确定了研究区土地沙漠化主要驱动因子,在此基础上运用元胞自动机ca(cellularautomata)的基本原理,建立土地沙漠化演化数学模型:geoca-desertification模型,对首都及邻区土地沙漠化演化趋势进行了探索性模拟分析与评价。