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travel time     
相关语句
  行程时间
     Study on Route Travel Time Prediction Based on Radial Basis Function (RBF) Neural Network
     基于径向基函数(RBF)神经网络的路段行程时间预测研究
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     Estimation approaches of average link travel time using GPS data
     利用GPS数据估计路段的平均行程时间
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     The simulation results are encouraging and the synergy of the traffic signal control and the route guidance leads to saving in the total travel time up to 41.4%.
     模拟结果表明,实施交通信号控制与路径诱导协同后,路网总行程时间最多可减少41.4%。
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     An Urban Express Travel Time Prediction Model Based on Fuzzy Regression
     基于Fuzzy回归的快速路行程时间预测模型研究
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     Real-time Link Travel Time Estimation Based on Fuzzy Neural Network
     基于模糊神经网络的实时路段行程时间估计
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  走时
     An experimental study on the travel time, magnitude and attenuation characteristics of elastic wave propagating along σ2(x direction)and σ3 (y direction) in marble specimen has been carried out using a true triaxial (σ1>σ2>σ3) compression apparatus.
     在σ_1>σ_2>σ_3的真三轴压缩试验机上进行了弹性波在大理岩试件中传播时沿σ_2(x方向)和σ_3(y方向)的走时、幅值及衰减特性的实验研究。
短句来源
     The relationship between travel time decrease (Δ t /μs)and cell pressure( p /GPa) is Δ t =0 02233(±0.00081) p . Compressional wave velocity under high pressure can be corrected using this formula.
     实验压力 (p/GPa)与碳化钨压砧走时减少量 (Δt/μs)之间的关系为 :Δt=0 .0 2 2 33(± 0 0 0 0 81)p。
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     Study of travel time tomography by iterative Tikhonov regularization inversion
     走时层析成像的迭代Tikhonov正则化反演研究
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     On the reduced travel time sections, 6 seismic phases (P g,P 2,P 3,P 4,P m,P n) were recognized. The final crustal velocity model was built by inverse calculation and ray tracing modeling.
     在折合时间记录截面图上识别出 6个震相 (Pg,P2 ,P3,P4,Pm,Pn) ,经走时反演和射线追踪拟合获得速度结构模型。
短句来源
     The P-wave travel time variation in a dry marble slab of size 600×600×20 mm loaded at its center to failure has been experimentally studied, the results of which are described in this paper.
     本文叙述无水注入情况下,中心受压的大理石板(600×600×20毫米)破裂前,P波走时变化的实验结果。
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  出行时间
     The rule of equilibrium assignment which is based on travel time budget is determined, and then the multi-user equilibrium assignment model is established. To prove the equivalence with the actual condition, the existence and uniqueness of the solution, this paper utilizes mathematical optimization theory.
     在出行时间预算的研究基础上,提出基于出行时间预算的平衡配流原则,建立了基于出行时间预算的多用户类型平衡配流的数学规划模型,利用数学优化的相关理论证明了该数学规划模型与实际基于出行时间预算的平衡配流条件的等价性以及该模型解的存在性和唯一性。
短句来源
     Urban Transportation Continuous Equilibrium Network Design Based on Travel Time Budget
     基于出行时间预算的城市交通连续平衡网络设计研究
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     By analyzing the impact caused by commercial developments and travel time , this paper puts forward a method to identify the traffic impact area on commercial location and travel time by taking background traffic into consideratio n , which is very useful to instruct TIA in different cities theoretically and practically.
     本论文在深入分析了商业区位和出行时间对建设项目交通影响范围的影响的基础上,考虑到背景交通的影响,从面向应用的角度出发,提出了一种基于商业区位与出行时间的商业建设项目交通影响范围确定方法,对于指导不同城市的交通影响分析工作,得出了具有一定的理论意义和实际应用价值的结果。
短句来源
     The Measurement Method for the Travel Time Cost and the Analysis of Its Influencing Factors
     出行时间成本的测算方法及其影响因素分析
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     Computing the Link Travel Time Reliability with Information Provision
     信息条件下路段出行时间可靠性的计算
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  传播时间
     The methods of quickly calculating travel time based on ray theory were developed in order to improve efficiency of inversion algorithm.
     为了提高反演算法的性能,快速反演获得海水中的声速剖面,在射线声学理论下,对传播时间的计算方法进行了改进,有效降低了算法的计算量.
短句来源
     For the P-SV wave travel time, it also can be expressed exactly by a three-term Taylor series in short or moderate spreads.
     P SV波的传播时间也可用三项泰勒展式表达 ,在中等及短排列长度时可达到一定精度。
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     ④bankful discharge is smaller and travel time is longer.
     ④漫滩流量减小,传播时间延长。
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     The adoption of PLL improves the clock phase precision leading to improving the measurement precision of the travel time. The system precision analysis showed that the flow measurement error is less than 0.25%.
     锁相环路的采用提高了时钟相位的精度,从而提高了传播时间的测量精度,根据对系统精度分析得出系统测量误差小于0.25%。
短句来源
     The travel time of ultrasonic wave in NH 3 solutions at the temperature from 0 to 40 ℃ has been measured by the pulse-echo-overlap (PEO) method. The ultrasonic velocities and their first-order and second-order temperature-coefficients have been calculated.
     应用脉冲回波重合法 (pulse -echo -overlapmethod) ,在 0~ 40℃温度范围内 ,精确地测量了NH3 水溶液 (氨水 )中超声波传播时间随温度的变化关系 ,并由此计算了它的超声波声速及其一级、二级温度系数
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  travel time
The point is that route busing depends on the travel time and alighting at bus stops; these times depend on boarding and passengers crowding at bus stops.
      
The use of lightweight pistons (titanium, aluminum or magnesium instead of steel) makes it possible to bring the piston travel time within the range insensitive to the strength properties.
      
The procedure of evaluating pesticide travel time through the aeration zone to the groundwater table is presented.
      
Correlation characteristics and travel time differences for hydroacoustic signals under directional reception at different depth
      
Experimental data are presented for the cross-correlation coefficients and travel time differences of audible signals measured at distances of ~60 and ~120 km in an oceanic waveguide.
      
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