航海英语阅读理解题集

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1、航海英语阅读理解题集Unit01Passage1AdmiraltyTotalTideAdmiraltyTotalTide(DP550)isaPC-based（基于个人电脑）tidalpredictionprogram（预测程序）whichusesthesamepredictionalgorithms（运算法则）andHarmonicConstants（谐和常数）astheAdmiraltyTotalTide,andhasbeendesignedtomeetSOLAScarriagerequirements（运输

2、条款）.TidalheightsforbothStandardandSecondaryPortsaredisplayedingraphicalandtabularform以图表形式.TidalStreamrates潮流速率arepresentedonachart-baseddiagram表示在一张航用海图上的简图.TotalTidepermitsthemarinertoselectandsimultaneously有选择地或同步calculatetidalheightsformultipleports多个港口f

3、oruptosevendays最多达到7天.Outputfromthesystem从该系统输出的形式alsoincludesperiodsofdaylight白昼andnauticaltwilight航海的黄昏、黎明,moonphasesandaspringsandneaps（大、小潮）indicator.Underkeelandoverheadclearance富裕水深和高处间隙canbedisplayedinagraphicform以图表形式toaidpassageplanning帮助航路设计.TotalT

4、ideissuppliedintheformofasingleCD光盘whichcontainsthecalculationprogramandthesevengeographicAreaDataSets7个地区的汇总数据资料(ADS)providingglobalcoverage.Apermitsystemthenprovidesaccesstotheareasrequired.Annualupdates年度的更新资料forTotalTideareavailablefromAdmiraltyChartAgen

5、ts,andarerecommended.1.TheAdmiraltyTotalTide(Dp550)is.A．anarticleabstractedfromSOLASB．aBookknownasAdmiraltyTotalTideC．anAdmiraltyChartAgentD．aPC-basedtidalpredictionprogram2.isnotanitemcontainedintheoutputoftheAdmiraltyTotalTide.A．periodsofdaylightandnautica

6、ltwilightB．moonphasesC．anindicatorofspringsandneapsD．thesevengeographicAreaDataSets3.Underkeelandoverheadclearancesareusedto.A．calculatetidalheightsformultipleportsB．selectrecommendedsailingdirectionsC．displayingraphicalandtabularformofTidalStreamratesD．aidp

7、assageplanning4.Itisinferredthatthepredictionalgorithmsareusedfor.A．displayingingraphicalandtabularformoftidalheightsB．updatingoftheAdmiraltyTotalTideC．ancalculationoftheprogramandthesevengeographicAreaDataSetsD．thedeterminationoftidesandcurrentsforcertainar

8、eaconcenedPassage2OceanPassagesfortheWorld世界大洋航路Forthemarinerplanninganoceanpassage为了让航海人员设计一条远洋航路,OceanPassagesfortheWorld（NP136）providesaselectionofcommonlyusedroutes从常用航线中挑选了一部分withtheirdista