查询词典 navigation

For improving the performance of differential ring laser inertial navigation system, fast and high accurate pulse signal counting technology is needed for gyroscope.

为了提高四频差动激光陀螺惯性导航系统的性能，需要应用快速高精度的陀螺脉冲信号计数技术。

Taking the two-side navigation in Xijiang River as an example,the Paper had a feasibility analysis on the ship s routing system,and proposes to adopt diversion and diffluence method to prevent or reduce the shipping accidents such as collision,stranding or running on the rock.

文章以西江实行船舶分边通航为例，对实行船舶定线进行了可行性分析，建议通过分流和分道来防止或减少船舶发生碰撞、搁浅、触礁等水上交通事故。

Precise control of the system is further facilitated by a ring around the Controller made of extra-hard rubber, and to ensure even more intuitive use, the iDrive control system in the new BMW 6 Series comes complete with six programmable memory keys allowing direct access to selected functions, such as a favorite phone number or navigation destination.

该系统的精确控制，进一步促进了周围的额外硬橡胶主环，并确保使用更直观，在新的宝马6系的iDrive控制系统，配备了6个可编程存储器允许直接访问键完成选定的功能，如电话号码或喜爱的航行目的地。

The calculation of initial alignment direction cosine matrix between SINS body frame and navigation reference frame is expanded into three parts:(1) the DCM between i0 frame and n frame is easily obtained via local geographical coordinates and initial alignment time;(2) by expressing SINS specific force equation in b frame and by the aid of external velocity log, the constant DCM from i(subscript 0) frame to i0 frame is achieved;(3) attitude updating using gyro samples gets the DCM between b frame and i(subscript b0) frame.

将捷联惯组坐标系与导航坐标系之间的初始对准姿态矩阵的实现分解为三步骤：(1)通过地理位置和初始对准时间求解i0系至n系的变换矩阵；(2)通过惯导比力方程变形，引入刚速仪速度辅助，求解从i(下标 b0)系至i0系的常值变换矩阵；(3)使用姿态更新算法实时计算b相对于i(下标 b0)系的变换矩阵。

Early radio direction finder is a radio navigation equipment.

无线电测向仪是早期的一种无线电导航设备。

A modern direction finder, as was then used for radio navigation in large passenger ships, used a steerable ring antenna to determine the airship's position from any two radio transmitters either land or ship-based.

一个现代化的方向搜索，因为当时使用的无线电导航大型客船，使用环形天线可操纵的飞艇，以确定的立场，任何两个无线电发射机或船舶或者土地为基础的。

The navigation systems include the following main subsystems: ADF automatic direction finder — ADF system provide a display of the relative bearing to a selected ground transmitter.

自动定向机——此系统提供一个相对一个选定的地面发射台的相对方位角显示。

The software can solve this problem, because it will be key figures for the nine direction navigation key mapping.

该软件能够解决这个问题，因为这将是关键的数字为9方向导航键映射。

At last, the DOP of barometric altimeter aided Beidou navigation was given, and the effect of D OP on positioning accuracy was analyzed.

最后定义了气压高度辅助的北斗导航下的几何误差因子，并分析了其对定位精度的影响。

In simple navigation, you can turn left, right, up, or down using the arrow keys.

在简单飞行模式，可以用方向键左右转或上下移动。

This brought fixed cost, but it also is meant at the same time use a source to won't make you singlehanded assume a problem.

这带来了一定的成本，但它同时也意味着使用开源不会让你独力承担问题。

He gained a small fortune in real estate.

他在房地产上发了一笔小财。