建环专业英语复习

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1、【中译英】①Increasingsupplytemperaturesandpressuresresultinthickergaugepipes,sturdiervalvesandhigherinsulationlevelsandthereforeleadtoincreasedcosts.增加供水温度和压力会导致管子直径变厚，耐用阀门和绝缘等级高，因此导致成本增加。②Thepurposeofventilationistomaintaininthebuildingaprescribedconditionandcleanlinessoftheair(inot

2、herwords，temperature，airvelocityandconcentrations).通风的目的是保持规定的条件和洁净的空气（换句话说，温度，空气流速和浓度。）③TheAmericanSocietyofHeating，RefrigeratingandAirConditioningEngineers(ASHRAE)definesairconditioningas:“Theprocessoftreatingairsoastocontrolsimultaneouslyitstemperature，humidity，cleanliness，an

3、ddistributiontomeettherequirementsoftheconditionedspace.”美国地区供暖，制冷与空调工程师（协会）定义【空气调节】为：“在空气处理过程中，同时控制其温度，湿度，洁净度，和气流分布来满足空调区域的需求。”④Whencoilsurfacesareatatemperaturebelowthedewpointoftheair，moisturewillcondenseoutoftheair.Theoilsurfacetemperaturemustbekeptabovefreezing.当盘管表面的温度低于空气

4、露点温度，空气中的水分凝结。油面温度必须保持在冰点以上。⑤Themainequipmentcomponentsofthevaporcompressionrefrigerationsystemarethefamiliarevaporator，compressor，andcondenser.蒸汽压缩制冷系统设备的主要部件是常见的蒸发器，压缩机，冷凝器。⑥Airconditioningincludestheheating，cooling，humidifying，dehumidifying，andcleaning(filtering)ofairinintern

5、alenvironments.空调包括了传热，冷却，加湿，除湿和净化。【英译中】1.Transmissionsystemcostsareafunctionofdistanceandthequantityofheattransmitted，whichinturnisdeterminedbythetemperaturedifferenceandtheflowrateoftheheattransmissionmedium.传输系统的成本是距离和热量传递的函数，反过来又取决于温差和传热媒介的流速。2.Thus，whiletheheatavailableatla

6、rgepowerstationsmaytechnicallyberecoveredfordistrictheatingandmaymatchtheheatdemandofalargecity,thecostofthetransmissionlinecanbeprohibitive.因此，大型发电站的热量在技术上可用于区域供热，并可以提供大城市所需热量，但传输线的费用可能过大，使人望而却步。3.Heatisdistributedfrommaintransmissionlinetotheconsumer，sometimesdirectlytothecons

7、umer’sin-househeatdistributionsystemandsometimesthroughaheatexchangertotheconsumer’sin-housedistributionsystem.热量是由主传输线分配给用户，有时直接到消费者的室内热分布系统，有时通过一个热交换器到消费者的室内热分布系统。4.Theadventofhighqualityplasticspipeshasmadepossibletheutilizationoflowtemperaturewaterinfloorheatingsystemsperfec

8、tlycompatiblewiththenewheatsourcetechnology.高质量