有效度,availability
1)availability[英][?,veil?'biliti][美][?,vel?'b?l?t?]有效度
1.Apply with theory of reliability,according to the model,and provide a mathematic formula of optimum maintenance period while the availability of the equipment is max.应用可靠性理论,对综采工作面设备的检修周期进行分析,得出基于综采设备有效度最大原则的检修周期的优化模型,并且根据所建模型,给出在设备有效度最大时,设备的最佳检修周期优化的数学公式。
2.Petri nets is a new way in calculating bunker availability.采用 Petri网原理 ,针对矿井运输系统中柔性部件——煤仓 ,建立其 Petri网模型 ,并通过随机过程理论计算了煤仓的有效度 ,从而给出了计算煤仓有效度的一个新的方
3.To ensure reliable and economical running of safety mornitor measuring system and safe work of major hazards,the relation between investment and availability of the system is studied.为保证安全监测系统可靠、经济地运行及重大危险源的安全运转,研究了安全监测系统投资与有效度的关系,分析了确定最优安全投资的原则。
2)validity[英][v?'l?d?ti][美][v?'l?d?t?]有效度
1.Analysis on the Reliability and Validity of Questionnaire;调查问卷的可信度和有效度分析
2.Forecast for highway freight volume based on validity;基于有效度的公路货运量预测
3.Based on the conceptions of validity and operating rate from reliability analysis of coal mine production system,the computing formulas of operating rate is recounted.从煤矿生产系统的可靠性分析中有效度和开机率的概念入手,叙述了开机率的计算公式,并结合某矿两个典型工作面的生产实际,对其有效度和开机率进行了计算,分析了影响系统可靠性的相关因素,最后提出了提高开机率的有效途径。
3)effective degree有效度
1.Based on the effective degree of forecasting method, firstly, an index system which can be used to assess forecasting methods is set up; and then, using the grey synthetic evaluating method, an optimal assessing model which is used to choose the optimal forecasting method is established.以预测方法有效度为基础,首先建立了评价预测方法的指标体系;其次,采用灰色综合评价的方法,建立了选择最佳预测方法的评价模型,最后通过实例说明了这种模型的适用性。
2.Based on degree truth,this paper presents the general truth degree expressions of value characteristics such as divergence degree,pseudo-distance and effective degree of finite theory.以真度为基础,给出了有限理论的发散度、伪距离和有效度等数值特征的一般真度表示式,并研究了它们之间的关系。
3.This paper proposes a new distributed Heuristic approximation algorithm for Minimum Connected Dominating Set(HMCDS),which includes constructing Maximum Independent Set(MIS),introducing the concept of effective degree,and using of the greedy strategy of choosing dominator node through nodes\' information of effective degree.针对Ad Hoc网络中用洪泛法进行广播易引起广播风暴的问题,提出一个新的分布式最小连通支配集启发式算法HMCDS,其中包括构建极大独立集、引入节点的有效度概念、选择有效度最大的节点作为支配点的贪心策略的方法,实验结果证明,HMCDS算法生成的连通支配集大小为7。
4)efficacy efficiency效能有效度
1.Based on the research of psychology and vessel traffic engineering,this paper names a concept pilot working characteristic distance,Makes an exploration on the time dimension dealed with the relation between efficacy efficiency and mental pressure of pilot,concludes a corresponding relation between continuing time of pilot′s high efficacy efficiency and time of vessel′s encounter process.在心理学研究和船舶交通工程学研究成果的基础上,提出了驾驶员工作特性距离的概念;对驾驶员效能有效度和精神压力水平的关系增加了时间维度的考察,提出了高效能有效度持续时间与船舶会遇过程历时之间的安全对应关系。
5)effective thickness有效厚度
1.A kind of practical effective thickness interpretation and evaluation method for glutenite reservoirs;一种实用的砂砾岩储层有效厚度解释及评价方法
2.Determination of effective thickness for oil reservoirs with extra-low permeability;特低渗透油层有效厚度确定方法研究
3.On Interpreting Effective Thickness of Thin-interbed Sandstone Reservoirs in Area Mian120面120区薄互层砂岩储层有效厚度解释研究
英文短句/例句

1.net-to-gross ratio有效厚度与总厚度的比值
2.Study on Cut-Off Net Pay Thickness of Heavy Oil Reservoirs in Junggar Basin准噶尔盆地稠油油藏有效厚度下限研究
3.THE EXPERIMENTAL MECHANISM OF MUD EFFECT ON EFFECTIVE THICKNESS DIVISION OF RESERVOIRS泥浆对储层有效厚度划分影响的实验机理研究
4.On Interpreting Effective Thickness of Thin-interbed Sandstone Reservoirs in Area Mian120面120区薄互层砂岩储层有效厚度解释研究
5.Research on effective thickness of Wei 4 reservoir in the southern area of WZ 12-1 OilfieldWZ12-1油田南块涠四段油层有效厚度研究
6.Calculation on effective section properties of aluminum alloy members based on effective thickness method基于有效厚度法的铝合金构件有效截面特性计算
7.when the thickness measurer detects a certain exceeding standard thickness, corresponding screws in die lips will act in response to result in effective adjustment and control of thickness当厚度测量仪检测到某处超过标准厚度, 模唇上相应的螺丝会自动反应,有效地调节和控制厚度
8.Relationship Between Optimal Water Content of Unbound Graded Aggregate Base and Effective Thickness of Water Film级配碎石最佳含水量与有效水膜厚度的关系
9.A line has length but neither breadth nor thickness.线有长度,但既没有宽度,也没有厚度。
10.The cabinet is equipped with automatic defrost device for the waste evaporation.雪柜隔热以50厘米厚聚氨基甲酸乙酯组成,能有效地保持柜内温度。
11.Finite Element Analysis of Elastoplastic Crack Tip Stress State for Assessing Constraint and Thickness Effect弹塑性裂纹尖端应力约束及厚度效应的有限元分析
12.Retrieval of the optical thickness and effective radius of multilayered cloud using MODIS data利用MODIS数据反演多层云光学厚度和有效粒子半径
13.having a thickness made up of two layers or strands.有两层或两股厚度的。
14.having a thickness made up of four layers or strands.有四层或四股厚度的。
15.having a thickness made up of three layers or strands.有三层或三股厚度的。
16.Study on Extraction Technology of Magnolia officinalis Rehd.et Wils. in Magnolol QianBeis of Guizhou黔北产厚朴中有效成分厚朴酚的提取工艺研究
17.Application of SMT processing technology in reducing aging thickness of IMC Layer降低IMC层时效厚度的SMT制造工艺
18.Heavy duty transit cases are equipped with increased wall thickness and extremely durable hardware to effectively meet the rigorous demands of modern transport.重负载的运输箱配有增加的箱壁厚度以及极其耐用的硬件,以有效满足现代运输的严格要求。
相关短句/例句

validity[英][v?'l?d?ti][美][v?'l?d?t?]有效度
1.Analysis on the Reliability and Validity of Questionnaire;调查问卷的可信度和有效度分析
2.Forecast for highway freight volume based on validity;基于有效度的公路货运量预测
3.Based on the conceptions of validity and operating rate from reliability analysis of coal mine production system,the computing formulas of operating rate is recounted.从煤矿生产系统的可靠性分析中有效度和开机率的概念入手,叙述了开机率的计算公式,并结合某矿两个典型工作面的生产实际,对其有效度和开机率进行了计算,分析了影响系统可靠性的相关因素,最后提出了提高开机率的有效途径。
3)effective degree有效度
1.Based on the effective degree of forecasting method, firstly, an index system which can be used to assess forecasting methods is set up; and then, using the grey synthetic evaluating method, an optimal assessing model which is used to choose the optimal forecasting method is established.以预测方法有效度为基础,首先建立了评价预测方法的指标体系;其次,采用灰色综合评价的方法,建立了选择最佳预测方法的评价模型,最后通过实例说明了这种模型的适用性。
2.Based on degree truth,this paper presents the general truth degree expressions of value characteristics such as divergence degree,pseudo-distance and effective degree of finite theory.以真度为基础,给出了有限理论的发散度、伪距离和有效度等数值特征的一般真度表示式,并研究了它们之间的关系。
3.This paper proposes a new distributed Heuristic approximation algorithm for Minimum Connected Dominating Set(HMCDS),which includes constructing Maximum Independent Set(MIS),introducing the concept of effective degree,and using of the greedy strategy of choosing dominator node through nodes\' information of effective degree.针对Ad Hoc网络中用洪泛法进行广播易引起广播风暴的问题,提出一个新的分布式最小连通支配集启发式算法HMCDS,其中包括构建极大独立集、引入节点的有效度概念、选择有效度最大的节点作为支配点的贪心策略的方法,实验结果证明,HMCDS算法生成的连通支配集大小为7。
4)efficacy efficiency效能有效度
1.Based on the research of psychology and vessel traffic engineering,this paper names a concept pilot working characteristic distance,Makes an exploration on the time dimension dealed with the relation between efficacy efficiency and mental pressure of pilot,concludes a corresponding relation between continuing time of pilot′s high efficacy efficiency and time of vessel′s encounter process.在心理学研究和船舶交通工程学研究成果的基础上,提出了驾驶员工作特性距离的概念;对驾驶员效能有效度和精神压力水平的关系增加了时间维度的考察,提出了高效能有效度持续时间与船舶会遇过程历时之间的安全对应关系。
5)effective thickness有效厚度
1.A kind of practical effective thickness interpretation and evaluation method for glutenite reservoirs;一种实用的砂砾岩储层有效厚度解释及评价方法
2.Determination of effective thickness for oil reservoirs with extra-low permeability;特低渗透油层有效厚度确定方法研究
3.On Interpreting Effective Thickness of Thin-interbed Sandstone Reservoirs in Area Mian120面120区薄互层砂岩储层有效厚度解释研究
6)effective height有效高度
1.The effective height and economic cross-section design for reinforced concrete beam-slab;钢筋混凝土梁板有效高度及截面设计
2.The effective height of reinforced concrete beam has direct influence on the loading capacity of the beam In the process of designing & construction,any faulty treatment of the beam will cause accident and disasters,which must be paid attention to by the engineering personne砼梁的有效高度直接影响到构件的截面承载能力 ,在设计、施工过程中处理不当 ,将直接导致质量事故的发生 ,必须引起工程界的重
延伸阅读

胶片的有效宽容度分子式:CAS号:性质:胶片在不损失强光细部的最大曝光量与获得良好阴影细部时的最小曝光量之比,该值表明了相机曝光量的允许变动范围,常以曝光量对数表示。实用上也以光圈表示,一挡光圈相当于0.3曝光量对数。曝光宽容度等于胶片有效曝光范围(也称胶片的有效宽容度)与景物亮度范围之差,胶片有效宽容度为特性曲线趾部最小密度加0.1处与肩部斜率为0.2处之间对数曝光量之差,平均景物亮度范围为2.2,扣除镜头眩光的损失0.4,可取为1.8。