英语释义

• navigation without the aid of celestial observations

• an estimate based on little or no information

片语

dead-reckoning longitude积算经度

dead-reckoning equipment航迹推算仪

dead-reckoning navigationv船位推算航行

dead-reckoning point推算点

dead-reckoning instrument船位推算仪

dead-reckoning track[航]

dead-reckoning sailing船位推算航行

英汉例句

• an integrated location method based on pseudo long baseline and dead reckoning (plbl/dr) was proposed, and the kalman filter structure was established.

  提出了一种基于伪长基线和航位推算的组合定位方法，建立了位置估计的卡尔曼滤波器结构。

• by a simple data filtration mechanism and classified data distribution method, and considering the dead reckoning algorithm, the real-time performance and the reliability were improved.

  采用一种简单的数据过滤机制和分类别的数据分发方法，并结合推算定位方法，提高了系统的实时性和可靠性。

• he believes that discussion will be conducive to obtaining a consistent knowledge of the dead reckoning so as to its further improvement and application might bo achieved.

  希望经过探讨，能取得比较一致的认识，以利于今后进一步改进和运用这种推算方法。

• the model of vehicular autonomic navigation system and dead reckoning (dr) algorithm based on two-step recursive filtering are proposed in this paper.

  给出了基于两步递推滤波的车辆自主式导航系统模型及其航位递推算法。

• this paper addressed an approach of low cost pedestrian dead reckoning by using different idea from traditional dead reckoning.

  针对步行者的运动特点，采用和传统航位推算不同的思路，提出低成本步行者航位推算方案。

• then the basic principle of dead reckoning system is introduced, and the errors of a few adoptable dr sensors are analyzed.

  深入探讨了航位推算系统的基本定位原理及其误差分析方法；

• in dead reckoning for vehicles, the magnetic sens or is better than gyroscope in performance and price ratio.

  与陀螺仪相比，在车辆航位推算系统中采用磁阻传感器具有较高的性价比。

• taking into account the complex working environment: uneven physiognomy of deep-sea, wheel's skid, low surrounding visibility and so on, i bring forward the dead reckoning based on the driven wheel.

  针对深海地形崎岖不平、车轮打滑、周围能见度低等复杂的工作环境，本文提出了一种基于从动轮的航位推算定位方法。

• 3: dead reckoning :the crew faces a new foe targeting rachel and her research, leading chandler to engage in a series of dangerous strategic maneuvers.

  第3集：死亡清算：机组人员面临着一个新的敌人，针对瑞秋和她的研究，导致钱德从事一系列危险的战略演习。

• a new visual dead reckoning positioning method is presented for mobile robot, which is based on lines and single feature points.

  提出了一种基于直线和单特征点的视觉推算定位方法。

• dead reckoning trailer (field ai) identifies where an object should be located at present, given its last reported course and speed.

  推测行进路线（ai区域）表示根据目标最新报告的进程和速度一个目标应该驻扎的位置。

• selection of matching road as a part of map matching algorithm is studied. a map matching algorithm based on dead reckoning (d s) evidence reasoning is proposed.

  研究地图匹配算法中的匹配道路的选择问题，提出基于d- s证据推理理论的地图匹配算法。

• dead reckoning (dr)plotting can be done directly on a pilot chart or on a plotting sheet . of the various types of navigation , dead reckoning alone is always available in some form .

  推算（dr）策划可以做一名飞行员图表上直接单的时候，或者在一个策划各种类型的导航、推算独自总是可用的某种形式。

• source:data of this table were dead reckoning ones from 2002 nonnatives dynamic control data of beijing.

  资料来源：根据2002年北京市外来人口动态监测资料推算。

• two kinds of position technologies such as gps and dead reckoning system are discussed, the hardware frame of vehicle position system based on two position technologies is proposed.

  讨论了gps和航位推算系统两种定位技术，给出了基于这两种定位技术的车辆定位系统的硬件构成。