查询词典 acceleration

Integrated driving behavior modeling Abstract This paper develops, implements and tests a framework for driving behavior modeling that integrates the various deci- sions, such as acceleration, lane changing and gap acceptance.

综合驾驶行为建模摘要本文制订，实施和测试框架的驾驶行为建模，集成的各种决策，病变，如加速，巷变化和差距接受。

The model hypothesizes that the interface area's increasing acceleration is the interface area's decreasing function.

弹靶碰撞可用来确定材料的动屈服强度，作者提出了一种新的弹靶接触面积增长模型——阻滞增长模型，该模型假设接触面积的增长率为接触面积的减函数。

Approach based on σ criterion and λ criterion to evaluate flame acceleration and deflagration to detonation transition was established, and hydrogen deliberate ignition at early and late stage was analyzed in a single close room.

基于σ准则和λ准则可以评估氢气燃烧时发生火焰加速和爆燃向爆炸的转变的可能性。本文分析密闭房间中氢气早期和晚期点火的过程。

In a this tube pair of deflection plate, besides demonstration electron under electric field role deflection movement, but also played causes the beam convergence the function, if causes two deflection plates the electric potentials to be lower than the acceleration extremely electric potential approximately 30 volts, then the focusing condition is best.

该管内的一对偏转板，除了演示电子在电场作用下的偏转运动外，还起了使电子束会聚的作用，如使两偏转板的电位低于加速极电势约30伏，则聚焦状态最佳。

Gain-scheduling flight control law is used to determine the deflexion angles of the control surface and control the trajectory of the vehicle, and the trajectory simulation results are obtained. The results indicate that under the control system the latter is complicated, so direct acceleration is superior.

结果表明，操纵控制下的飞行器能够按照预定轨迹飞行；使用螺旋加速方式，可以延长激光加速的时间，但是这两种加速方式最后得到的速度差不多，而螺旋加速的操纵复杂，因此竖直平面内直接加速有一定的优势。

Based on theoretical analyses of high birefringence fiber loop mirror, a high-speed demodulation system used for micro-vibration detection is developed. And based on this system, a new method to demodulate acceleration is proposed.

在对高双折射光纤环镜进行理论分析的基础上，报道了一种用于检测微振动的新型高速光纤光栅解调系统，进而提出了一种加速解调的新方法。

This paper measured the constitutive relation of soil in the condition of the low stain-rate by Split Hopkinson Press Bar technology. It offers the reference for study in high stain-rate in the future. And simulated the explosion between soil and concrete by finite element dynamic analysis software LS-DYNA3D. Finished the numerical simulation for power of exploding between soil and concrete in different position of detonator and different scale model. Set out the curves of displacement, velocity, acceleration and pressure of different position. Obtained the destructibility of concrete target in different explosion condition. It offers data reference for theory studying and engineering designing.

本文首先利用分离式Hopkinson压杆实验技术测定了土在低应变率下的本构关系，为以后进行较高应变率下的研究提供了参考；后面着重利用三维显式非线性有限元动力分析软件LS-DYNA3D对土壤混凝土介质中的爆炸进行了数值模拟，采用土壤混凝土分层介质模型，完成了不同装药位置、不同缩比模型的混凝土模型中爆炸威力的数值模拟，测定了不同情况下的压力曲线及典型位置的质点位移、速度、加速度和压力，得出了混凝土靶在各种不同爆炸条件下的破坏情况，为理论研究和工程设计提供了数据参考。

This thesis suggests some ways for middle school English teachers with the background of the new curriculum according to relevant theories on teacher professional development, linguistics,second language acquisition and didactics in English language. The ultimate purpose of this thesis is to improve teaching quality through the improvement of teacher's quality and acceleration of teacher's professional development course.

本文以新一轮课程改革为契机，根据教师专业发展及语言学、二语习得、英语教学论等相关理论，将教师专业发展与英语学科挂钩，提出了在新课程背景下中学英语教师专业发展的途径，旨在提升中学英语教师素养并促进其专业化发展进程，最终达到提高教学质量的目的。

In the case of dielectric breakdown, a different type of acceleration occurs

在介质击穿的情况下，出现了一种不同类型的加速。

Applications of differential calculus include computations involving velocity and acceleration , the slope of a curve, and optimization .

应用微分包括涉及计算速度和加速度，斜率的曲线，与优化。

The father that if work,mad father, love annoys, disposition is too indrawn the be short ofing that the father of Mu Ne, resign oneself to adversity causes father easily to love is broken; Communicate time effectively between father and son, Mu Zizhi to be less than a hour on average to wait a moment every week, it is the cause that causes the child to become addiction.

如工作狂的父亲、爱愤怒的父亲、性格过于内向木讷、逆来顺受的父亲都易造成父爱的缺失；父子、母子之间的有效沟通时间每周平均小于一小时等等，都是造成孩子成瘾的原因。

These are vandal proof and they come with a locking mechanism.

这是野蛮的证据，他们来到了锁机制。