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1、时光荏苒，岁月如白驹过隙，不经意间，我们即将从多彩的大学毕业，完成一个从大学生到社会人的转变。四年的大学生涯，让我明白了许许多多的科学知识和人生哲理，以及数不尽的感悟和成长。然只有将所学的理论知识付诸于社会的实践，才能检验和实现理论自身的价值，也只有将理论付诸于实践才能使理论得以检验。同样，一个人的价值也是通过实践活动来实现的，也只有通过实践才能锻炼人的品质，彰显人的时代风貌。而毕业实习作为大学的最后一课，也是最后一刻，我倍加珍惜，从而可以较深层次的理解社会，以便为将来能更好的胜任工作打下坚实的基础。附录A外文翻译A.1原文CONSISTENCYINDES
2、IGNFORLOW-VOLUMERURALROADS3ByClarksonH.Oglesby,H.M.ASCE(ReviewedbytheHighwayDivision)ABSTRACT:The2,000,000milesoflow-volumeruralroadsintheUnitedStatesaredifferentthanthehigh-volumeroadsandshouldbedesigneddifferently.Trafficvolumesonthemarelow,averagingabout110vehicles/dayorabouton
3、evehicleenteringagivenmilefrombothendseverythreeminutesduringpeakhours.Thiscontrastswithonevehicleeveryfoursecondsatcapacity.Geometriesonmanyoftheseroadshavenotchangedsincetheywerebuiltinthe1920sand1930s.Today,roadimprovementsshouldbebasedondesignsthatareconsistentandsafe,butecono
4、mical,becauseneedsaregreatandfundsarescarce.Present-daydesignpracticesforhighvolumeroadsrequirethateachoftheirfeaturesmeetastipulateddesignspeedsetbymodernsurfacesandvehicles.Thispracticedoesnotfitthelow-volumesituationsince,wheneverpossible,driverswillexceedanyaffordabledesignspe
5、ed.Theymustbesloweddownwhensituationswarrantit.Aconsistentapproachtodesignwhichrealizescheapbutsafeimprovementstolow-volumeroadsisproposed.Itinvolvesintegratinggeometricdesignandpositiveguidanceapproaches.Positiveguidanceemploysstriping,signing,andotherdevicesandstrategiestomobili
6、zedrivers'sensessothattheywilldrivesensibly.Selectingthelesscostlybetweengeometryandpositiveguidancetechniqueswillproducesaferroadsmorecheaply.INTRODUCTIONThereareapproximately3,200,000mile(5,100,000km)ofruralroadsintheUnitedStates.Aroughestimateplacessome2,000,000(3,000,000km)oft
7、heseinalow-volumecategory;thiscommonlyincludesthosewithaveragedailytrafficlessthan400vehicles/dayinbothdirections.Onmostoftheseroadsvolumesareconsiderablylower.Oneestimateplacesthisaverageat110vehicles/dayorapossible20inthepeakhour.Thismeansonevehicleeverythreeminutesenteringagive
8、nmilefrombothends.Incontrast,amaj
