英文译中文（GPS导航仪要求）

英文译中文（GPS导航仪要求）
Specs of GLOBAL POSITIONING SYSTEM (GPS)
1.Data Entry.GPS should accept data input through alphanumeric keys.
2.Display.7” LCD display unit to show inputs and outputs.There should be facility of back light to view display during night.
3.Initialization.Both automatic and manual.
4.Signal Quality.High.
5.Almanac Update.Facility should exist.Time taken to update should be less than 10 minutes.
6.Coordinate System.Should allow user to select a coordinate system or set up a user defined gird.
7.Map Datum.Allow user choose a particular map datum.
8.Altitude Reference.Allows the user to select how the unit calculates the altitude (MSL,HAE or HAG).
9.Mask Angle.To set the angle above horizon,below which the receiver will not look for satellites.
10.Timer.To set a time and duration for a selected function to start and operate.
11.Distance Units.Selected by user.
12.Route Mode.Allow automatic or manual route mode.
13.Data Order.Should allow user to select the order in which unit displays the month.
14.Auxiliary Functions.The GPS should support following auxiliary functions.
(a) Receiver status.
(b) Set Schedule.
(c) Sat Status.
(d) View Data.
(e) Waypoint Projection.
(f) Reverse Route.
(g) Memory statistics.
(h) File maintenance.
(j) Product support.
15.Waypoint.Should support waypoint navigation by the user.
16.Attributes.Capability to assign attributes to data.Should support both Numerical attributes and attributes from external sources.
17.Zooming and Map options.Should be able to perform zooming and map options.
18.Operating Temperatures.(-) 30ºC to (+) 50ºC.
19.Rugged and easy to carry for outdoor use.
20.Weight.Less than 300 gm with batteries.
21.Water Proof.It should be moisture proof and have water resistant casing.
22.Grid Reference.10 digits.
23.Size.
(a) Length.Less than 6”.
(b) Width.Less than 4”.
(c) Height.Less than 3”.
24.Altitude.Function upto altitude of 25000 feet.
25.Restore Defaults.Facility should exist with press of key (s).
26.Colour.Preferably dark with mat finish paint to avoid shining.
27.Shock Proof.Should withstand normal shock of fall from upto sixteen feet height.
28.Strap.Provided with neck strap.
29.Belt Clip.To secure it with military belt.
30.Carry Case.Waterproof and soft case.

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全球定位系统的详细说明书和组件(全球定位系统)
1.数据输入.全球定位系统可以直接接受键盘输入的数据.
2.显示器.7" LCD 液晶显示器具有输入和输出功能.具备背景光和夜光功能.
3.设定初始化.可以自动和手动设定.
4.信号质量.高度.
5.日期年历设定和时间需要校正在10分钟以内.（否则误差会很大）
6.协调系统.允许客户可以任意对系统进行自由设定.
7.地图基准.允许使用者选择任意的地图基准.
8.高度叁考.允许用户使用不同的高度基准单位 (MSL 、 HAE 、HAG).
9.盲区角度.设定角度要高于水平线,否则不能接收到卫星信号.
10.定时器.设定时间和期限,为特定功能,并开始运作.11 .距离的单位.选定用户.
12 .航路模式.允许自动或手动模式进行航路模式操作.
13 .数据命令.应该让用户选择,以便在哪个单位展出一个月.
14 .辅助功能.全球定位系统应支持以下辅助功能.(一)破产地位.(二)设定时间表.(三)坐的地位.(四)查看数据.(五)路径预测.(六)转向点提示.(七)内存统计.(八)档案维护.(十)产品的支持.
15 .校验.应支持导航路径,由用户.
16 .属性.能力指派属性数据.要支持这两个数值属性和属性从外部来源.17 .缩放地图选项.应能够履行缩放地图选项.
18 .操作温度.( - ) 30℃( + ) 50℃.
19 .外表结实牢固,可以携带方便户外使用.
20 .重量.包括电池重量小于300GM.
21.水证明.它应该是湿气证明而且有水反抗的包装.
22.格子叁考.10个数字.
23.大小.
(一) 长度.小于的超过 6".
(b) 宽度.小于的超过 4".
(c) 高度.小于的超过 3".
24.高度.在25000 英尺的高度下.
25.复位假设值.具有一键复位功能.
26.颜色.黑色防水油漆涂料.
27.撞击能力.能够经受从 十六尺高度跌落产生的撞击力.
28.绳.以颈带提供.
29.背带.是使用军用材料的背包带.
30.背包 防水材料和软性材质.