Glance value瞥见距离之远近Glare 眩Glare control眩光控制Glare recovery 眩光消除Glare recovery time眩光消除时间Glare screen防眩设施Glare shield眩光遮蔽物Glare vision眩光视觉Glass Funnel玻璃漏斗Global Positioning System GPS 全球定位系 统Global System for Mobile Communication GSM泛欧式数字行动系统Goal目标Goal Driven目标驱动法Goods delivery problem 货物配送问题 Gordon Ray 雷伊Government-owned Public Parking Facility 公有公共停车场Gradation Curve 级配曲线Grade坡度；纵向坡度Grade Crossings 平面交叉Grade I Road 一级路面Grade Line坡度线Grade resistance 坡度阻力Grade Separation 立体交叉Grade separation bridge 立体交叉桥（结构 物）Grade Separation Structure 立体叉结构 Graduated Rate 累计费率Grain size analysis 粒径分析Grants政府奖助Granular Materials 粒状材料Graphical analysis 图解分析法Gravel砾石Gravel Equivalent Factor 卵石当景因素Gravel Road 砾石路Gravity Model重力模式Gravity Yard重力调车场Green Arrow箭头绿灯Green/cycle ratio G/C绿灯时间与号志周期 之比值Green Extension绿灯延长时间Green Flashing 闪光绿灯Green wave signal design 绿波式号志设计Greenhouse effect 温室效应Groove Joint槽形接缝Gross National Product GNP 全国总生产毛 额Gross Vehicle Weight GVW 总重Ground地；地面Ground control point 地面控制点Ground improvement 地盘改良Ground treatment 地基处理Groundwater level 地下水位Group群组Grouting 灌浆Growth Factor成长因素Guardrail 护栏Guidance 导引Guidance information 导引信息Guide导引Guide line导引线Guide Sign指示标志Gully control蚀沟控制Gussasphalt高温沥青胶浆Gutters 水沟HHalf-Integer Synchronization 半整数同步相 位Hand in for Cancellation 缴销Hangar Marker维护棚厂标记Hazard marker危险标物Hazardous materials 危险物品Head （of water）水头Headlight前灯；车前大灯Head On Collision 车头对撞Head Section 头区Head Sight Distance 车灯视矩Head Wall 端墙Header Board 横梁板Heading, Pilot tunnel 隧道导坑Headlight Sight Distance 车灯视距Head-on collision 对撞；正撞Headwater Depth 上水深Headway时间车距；班距；行进间距（车 距）Headway distribution 班距分布Headway Elasticity 班距弹性Headway, Period 班距Hearing 听力Heaving 隆起Heavy Commercial Vehicle SafetyManagement重车安全管理Heavy Motorcycle重型机踏车Heavy duty truck 重型卡车Heavy weight transportation management 大 载重运输管理Heel of Switch转辙轨跟端Heel Spread跟端展距Height limit高度限制Heuristic Approach 推理方法Hidden-Dip 躲坑High beam远光灯High capacity buses 高容量巴士High Data Rate Digital Subscriber Line HDSL 高速数字用户回路High decked bus 高层巴士High oblique photography 平倾斜摄影High Occupancy Vehicle HOV 高乘载车辆High Occupancy Vehicle (HOV) Lane 高乘 载车道High or direct gear 高速檔High Truss With Overhead LateralConnections 高顶式High type高级型High-mast Lighting高杆多灯式照明设计High-Occ叩ancy Vehicle Priority Control 高 承载率车优先行驶控制High Speed Rail 高速铁路Highway 公路Highway (or street) lighting 公路(或街道) 照明Highway Advisory Radio HAR 公路路况广 播Highway aesthetics 公路美学Highway alignment design 公路线形设计Highway bridge 公路桥梁Highway Bus Carrier公路汽车客运业Highway bus industry 公路客运业Highway Capacity Manual HCM 公路容量 手册Highway Capacity 公路容量Highway construction 公路施工Highway Construction and Maintenance Cost 公路建设维护成本Highway database公路数据库Highway Density 公路密度Highway embankment 公路路堤Highway engineering, Road engineering 公路 工程Highway geometry, Highway routing 公路路 线Highway Guardrail 公路护稠Highway information 公路资料Highway information system 公路信息系统Highway interchange area 交流道地区Highway Intersection 公路交叉Highway maintenance公路维修与养护Highway passenger vehicle 公路客车Highway performance 公路绩效Highway Performance Monitoring SystemHPMS公路绩效监测系统Highway planning 公路规划Highway ramp公路匝道Highway Research Board (Renamed to beResearch Board) HRB美国公路研究委员会Highway service standard 公路服务水准Highway Supervision and Administration Statistics公路监理统计Highway surveillance 公路调查Highway Transit公路大众运输系统Highway Transportation Statistics 公路运输 统计Highway transportation, Road transportation 公路运输Highway Travel Time Survey 公路行驶时间 调查Highway Type公路之型式Highway, Road 公路Hiking trail design健行步道设计Hill land, Hill slope, Hillslope, Slope, Slope land, Slopeland, Sloping landHinterland 腹地Histogram直方统计图Hit-and-run driving肇事逃逸；闯祸逃逸Holding Line Marker 等候线标记Home interview 家庭访问Home-Based Trip 旅次Hook-Headed Spike 钩头道钉Hopper进料斗Horizontal Alignment 平面线形Horizontal angle of the cone of vision 水平视 锥角Horizontal Clearance 侧向净宽Horizontal control surveys 平面控制测量Horizontal Curve 平曲线Horizontal drain pipe 水平排水管Horizontal Marking 横向标线Host主机Hot-Mix Asphalt Mixture HMA 热拌沥青混 凝土Hourly variation 时变化图Household trip 旅次Human characteristics 人类特性Human factor人为因素；人事行为因素 Hydroplaning, Aquaplaning 水滑作用 Hydrophilic 亲水性Hydrophobic 厌水性IIdeal Condition 理想状况Illegal parking 违规停车Illumination照明；明亮度；照度Illumination, Lighting 照明Image影像Image element, Picture element, Pixel 像素； 像元；像点Image geometry 影像几何Impact冲击Impact energy撞（冲）击能量Impact resistance 冲击阻力Improvement plans 改善计画Improving Highway Traffic Order and Safety Projects道路交通秩序与交通安全改进方案 In-B and-Adj acent-Channel IB AC 带内邻频 In-Band-On-Channel IBOC 带内同频In Kind, Match Fund 配合款Inbound往内方向；进城；驶入Incident 事件Incident Management 事件管理Inclinometer 倾斜仪Incremental Delay 渐增延滞Incremental launching method 节块推进工法 Indemnity of Damage 损害赔偿Intensity of Rai。