查询词典 od

They suggest that a simple model may not be appropriate for all OD flows across a network.

他们建议一个简单的模型可能不是适当的为所有OD流程横跨网络。

The third part studied the influence of polar modifier and column temperature on enantioseparation of benzoin on Chiralcel OD-RH primarily.

第三章研究了极性有机溶剂及温度对安息香在Chiralcel OD-RH柱上拆分的影响。

The influence of polar modifier and column temperature on enantioseparation of benzoin on Chiralcel OD-RH systematically was also studied in the thesis.

另外，安息香对映体在Chiralcel OD-RH柱上的色谱拆分保留机理，特别是极性有机溶剂及柱温度对安息香拆分的影响也是本论文的研究内容。

OD CURTIS:"The beauty of the bivalent vaccine is that it is able to attack both types of wild polio virus in one dose."

od Curtis："二价疫苗的优点在于，只需一剂量就能够同时对抗两种类型的脊髓灰质炎病毒"。

The paper studies on the method of traffic volume alteration fitted for Hebei provincial highway network ,carries on the modeling of the selection of flux observation point in OD back-stepping technique by the upper limit of maximum possible relative errors and the minimization of constrained domain,improves the precision of traffic volume alteration.

为研究适合于河北省公路网络的交通量更新方法，利用最大可能相对误差上限和约束域最小化对OD反推技术中的流量观测点选取进行建模，可提高交通量更新的精度，相关研究成果改善了河北省交通量预测模型，能很好地运用于河北省公路交通规划、管理和决策。

In allusion to the problem how to determine the optimal number and locations of traffic counting points in estimating OD matrix by road flows, the improved location rules for traffic counting points are proposed according to the concept of maximum possible relative error: path covering rule and minimal traffic counting point rule.

针对OD反推中路段检测点设置问题，结合最大可能相对误差概念，提出了改进的路段检测点设置原则：路径覆盖原则和最少检测点原则。

It is the main content of OD survey, and is the most direct means to grasp the traffic demand of urban transportation. It provides the most basic information to research urban traffic problem and is the most direct way for researchers to master the rules and status of urban traffic development.

居民出行调查是OD调查的主要内容，是掌握城市交通需求最直接的手段，是研究者掌握城市交通发展现状及规律的最直接途径，为各项城市交通问题的研究提供基础资料。

A practical sample testifies that the new dynamic OD estimation methodology can overcome the defect due to unsynchronized flow and better trace the variation of OD matrix.

数值算例表明，该估计模型能够有效地过滤交通流运行时间的影响，提高动态OD矩阵的估计精度，具有较强的实用性。

Based on the traffic volume of the surveyed section, the TransCAD software was used to estimate actual OD matrix, which was further used to reckon trip production calibrated by the parameters of gravity model. Then, the simplified combined program of distribution-assignment was used to forecast the section traffic volume. The trip production of the project was obtained by trip rate method. The section traffic volume produced by the project for the next year was obtained by mode classification and traffic assignment.

根据调查路段交通量，利用TransCAD软件反推现状出行OD矩阵，再根据反推的OD矩阵标定重力模型参数推算出各小区出行产生量；然后利用简化的出行分布和交通分配的组合程序，得到预测的未来年路段过境交通量；应用出行率法得到项目交通产生量，通过方式划分、交通分配，可得到未来年由项目产生的路段交通量。

In the traffic distributing, we get the OD table at present on the base of the traffic volume of investi.

在交通分布中，以调查的路段交通量为基础进行OD反推求得现状OD表。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。