年底自来水生产能力 指年底城建部门管理的自来水厂和自备水源的社会单位取水、净化、送水、出厂输水干管等环节的实际生产能力。
    年底供水管道长度 指从送水泵到用户水表之间所有管道的长度。
    全年供水总量 指公用自来水厂和自备水源的社会单位全年的供水总量，包括有效供水量及损失水量。
    生活用水量 指居民日常生活与公共福利设施的用水量。包括居民、饮食店、旅馆、医院、理发店、浴池、洗衣店、游泳池、商店、学校、机关、部队等单位的用水量。
    输气管道长度 指由压缩机、鼓风机、储气罐的出口到用户立管之间的全部管道长度。
    全年供气总量 指全年售给各类用户的全部煤气量。包括工业用量、家庭用量和其他用量。
    年底实有铺装道路长度 指除土路外，路面经过铺装宽度在3.5米以上的道路，包括高级、次高级道路和普通道路。
    城市桥梁 指城市范围内，修建在河道上的桥梁和道路与道路立交、道路跨越铁路的立交桥，以及人行天桥。包括永久性桥和半永久性桥，不包括临时性桥、铁路桥、涵洞。
    城市下水道总长度 指所有排水总管、干管、支管及暗渠、检查井、连接井进出水口等长度之和。
    城市污水日处理能力 指污水处理厂每昼夜处理污水量的设计能力。
    年末实有公共汽（电）车 指年底可参加营运的全部车辆数，包括年底营运车辆数和库存查封未参加营运的车辆，不包括非营运车辆，如架线车、油罐车、工程车、货车及其他专用车辆和借人的客运车辆。
    营运线路长度 指设置的固定营运线路长度，包括郊区营运线路长度。不包括临时行驶的线路长度。
    城市园林绿地面积 指城市公共绿地、专用绿地、生产绿地、防护绿地、郊区风景名胜区的全部面积。
    公共绿地 指供游览休息的各种公园、动物园、植物园、陵园以及花园、游园和供游览休息用的林萌道绿地、广场绿地。不包括一般栽植的行道树及林荫道的面积。
    工业废水排放量 指经过企业厂区所有排放口排到企业外部的工业废水量。包括生产废水、外排的直接冷却水、超标排放的矿井地下水和与工业废水混排的厂区生活污水，不包括外排的间接冷却水（清污不分流的间接冷却水应计算在内）。
    工业废水排放达标量 指各项指标都达到国家或地方排放标准的外排工业废水量，包括未经处理外排达标的和经过处理后外排达标的和两部分。国家排放标准见GB8978-88。
    工业废水处理量 指报告期内各种水治理设施实际处理的工业废水量，包括处理后外排的和处理后回用的工业废水量。虽经处理但未达到国家或地方排放标准的废水量也应计算在内。计算时，如遇有车间和厂排放口均有治理设施，并对同一废水分级处理时，不应重复计算工业废水处理量。
    工业废气排放量 指企业厂区内燃料燃烧和生产工艺过程中产生的各种排入空气的含有污染物的气体的总量，以标准状态（273K，101325Pa）计。
    二氧化硫排放量 指企业在燃料燃烧工艺过程中排入大气的二氧化硫量。
    工业烟尘排放量 指企业厂区内的燃料燃烧产主的烟气中夹带的颗粒物的量。
    工业粉尘排放量 指企业在生产工艺过程中排放的颗粒物重量。如钢铁企业的耐火材料粉尘、焦化企业的筛焦系统粉尘，烧结机的粉尘、石灰窑的粉尘、建材企业的水泥粉尘等，不包括电厂排入大气的烟尘。
    工业固体废物产生量 指企业在生产过程中产生的固体状、半固体状和高浓度液体状废弃物的总量，包括危险废物、冶炼废渣、粉煤灰、炉渣、煤矸石、尾矿、放射性废物和其他废物等；不包括矿山开采的剥离废石和掘进废石（煤矸石和呈酸性或碱性的废石除外）。酸性或碱性废石是指采掘的废石其流经水、雨淋水的ＰＨ值小于4或ＰＨ值大于10.5者。
    危险废物 指列入国家危险废物名录或根据国家规定的危险废物鉴别标准和鉴别方法认定的，具有爆炸性、易燃性、易氧化性、毒性、腐蚀性、易传染疾病等危险特性之一的废物。
    工业固体废物综合利用量 指通过回收、加工、循环、交换等方式，从固体废物中提取或者使其转化为可以利用的资源、能源和其他原材料的固体废物量（包括当年利用往年的工业固体废物累计贮存量）。如用作农业肥料、生产建筑材料、筑路等。综合利用量由原产生固体废物的单位统计。
    工业固体废物贮存量 指以综合利用或处置为目的，将固体废物暂时贮存或堆存在专设的贮存设施或专设的集中堆存场所内的量。专设的固体废物贮存场所或贮存设施必须有防扩散、防流失、防渗漏、防止污染大气、水体的措施。
    工业固体废物处置量 指将固体废物焚烧或者最终置于符合环境保护规定要求的场所并不再回取的工业固体废物量（包括当年处置往年的工业固体废物累计贮存量）。处置方法如：填埋（其中危险废物应安全填埋）、焚烧、专业贮存场（库）封场处理、深层灌注、回填矿井等。
    工业固体废物排放量 指将所产生的固体废物排到固体废物污染防治设施、场所以外的量。不包括矿山开采的剥离废石和掘进废石（煤矸石和呈酸性或碱性的废石除外）。
    “三废”综合利用产品产值 指利用“三废”（废液、废气、废渣）作为主要原料生产的产品产值（现行价），已经销售或准备销售的，应计算产品产值；但留作生产上自用的，不应计算产品产值。
    “三废”综合利用产品利润 指利用“三废”（废液、废气、废渣）生产的产品，销售后所得到的利润。 

    Production Capacity of Tap Water at the Year-end refers to the actual comprehensive production capacity of the waterworks administered by the urban construction department and those owned by enterprises or institutions, taking the capacity of the main links, such as water inflow, purification, conveyance and outflow of the trunk pipelines into account.
    Length of Water Supply Pipelines at the Year-end refers to the total length of all the pipelines between the water pumps and the users' water meters.
    Annual Volume of Water Supply refers to the total volume of water supplied by the public water-works and those owned by individual enterprises and institutions during the whole year, including both the effective water supply and loss during the water supply.
Consumption of Water for Residential Use refers to the water consumption of households for daily life and the water consumption of public welfare facilities, including the consumption of restaurants, hotels, hospitals, barber shops, public bathhouses, laundries, swimming pools, shops, schools, institutions, army units and other units.
    Production Capacity of Gasworks Gas refers to the actual comprehensive production capacity of the urban gasworks in gas generation, purification and delivery.
    Length of Gas Pipelines refers to the total pipeline length between the outlet of the compressor, blower or gas tank and the shaft pipe of users.
    Volume of Gas Supply refers to the total volume of gas sold to users in a year, including the volume for industrial use, residential use and other uses.
    Length of Paved Roads at the Year-end refers to the length of roads with a paved surface, and with a width of more than 3.5 meters, including high-quality, medium-quality and ordinary roads.
    Urban Bridges refer to bridges over river courses; great separated junctions and overpasses in urban areas. Permanent bridges and semi-permanent bridges are included. Temporary bridges, railway bridges and culverts are excluded.
    Length of Urban Sewage Pipes refers to the total length of general drainage, trunks, branch and blind drainage, inspection wells, connection wells, inlets and outlets, etc.
    Daily Disposal Capacity of Urban Sewage refers to the designed 24-hour capacity of sewage disposal at the sewage treatment works.
    Number of Public Vehicles (Buses and Trolley-Buses) at the Year-end refers to the total number of operational buses available at the year-end, including the year-end operational vehicles and vehicles in stock. Non-operational vehicles such as stringing cars, tank cars, machine-shop cars, trucks and other special vehicles and the borrowed passenger vehicles are excluded. 
Length of Routes in Operation refers to the length of designated regular routes in operation, including the length of suburban routes in operation. The length of temporary operational lines is not included.
    Area of Urban Gardens and Green Areas refers to the total area of urban public green land, special green land, production green land, protection green land and suburban scenic spots.
Public Green Areas refers to green areas of various parks, zoos, botanical gardens, cemeteries, amusement parks, tree-flanked boulevards green-land squares for tourism and relaxing. Areas with trees planted along-side the streets and boulevards are excluded.
    Volume of Industrial Waste Water Discharged refers to the volume of industrial waste water discharged, through all outlets, to the outside of industrial enterprises, including waste water produced, direct - cooling water, underground water from mines that does not meet the standard of discharge, and the domestic sewage mixed up with industrial waste water when discharged, but excluding discharged indirect - cooling water. 
    Volume of Waste Water up to the Standard for Discharge refers to the volume of discharged industrial wastewater that, with or without treatment, has come up to the national or local standards for discharge.
    Volume of Treated Industrial Waste Water refers to the volume of industrial wastewater after being treated and purified through various water treatment facilities in the reference period, including the volume discharged or recovered after being treated. The volume of wastewater that fails to meet the national or local standards after treatment is also included. If there are treatment facilities both at the outlets of workshops and at the outlets of the factory, and the same volume of wastewater has been treated twice, duplication should be avoided in the calculation of the volume of treated industrial wastewater.
    Volume of Waste Gas Emission refers to waste gas emitted from burning of fuels and from production process in the area of the factory, and is measured by 10000 standard cubic meters each year under normal condition.
    Volume of Sulphur Dioxide Discharged refers to the volume of sulphur dioxide to the air in the process of fuel burning or in the production process.
    Volume of Industrial Soot Discharged refers to the volume of solid soot in the smoke discharged in the process of fuel burning in the area of the factory.
    Industrial Dust Discharged refers to the total weight of solid dust discharged by industrial enterprises in the production process, such as dust of refractory materials from iron plants, dust from coke-screening system or from sintering machines of coking plants, dust from lime kilns, cement dust from building material enterprises, etc., but excluding smoke and dust discharged by power plants.
    Volume of Industrial Solid Wastes Produced refers to the total volume of solid, semi-solid or high-concentration liquid residue produced by industrial enterprises in their production process, including dangerous wastes, residues from melting, slag, powdered coal ash, gangue, chemical residues, tailings, radioactive residues and other residues, but excluding stripped or dug stones in mining (except gangue and acid or alkali stones which are stones washed or soaked by water with a PH value smaller than 4 or larger than 10.5.)
    Dangerous Wastes refers to the wastes which are listed by the government as the dangerous wastes or the wastes which are explosive, inflammable, oxidizable, poisonous, corrosive or liable to cause infectious diseases or have other dangerous characteristic specified in accordance with the standards or methods tipulated by the government for identifying the dangerous wastes.
    Volume of Industrial Solid Wastes Utilized in a Comprehensive Way refers to the volume of solid wastes from which useful materials can be extracted or which can be changed to be utilizable resources, energy or other materials, including the volume of industrial solid wastes stored up in the previous years and utilized in the current year, such as the solid wastes utilized as fertilizers, building materials, for making roads or for other purpose. Statistical date on utilization of industrial solid wastes is collected by solid wastes producing units.
    Volume of Industrial Solid Wastes Stored up refers to the volume of industrial solid wastes temporarily stored up or piled with special facilities or piled in the special sites for the purpose of utilization or treatment in future. The special facilities or special sites for storing up solid wastes should have the measures against spreading or being washed away to other places, permeating the soil or causing air pollution or water contamination.
    Volume of Industrial Solid Wastes Treated refers to solid wastes disposed of in a non-recoverable place that meet the requirement of environmental protection, such as burying (The dangerous wastes should be buried safely), burning, piling in designated sites, pouring water into the deep strata, filling of old mines, etc. (including treatment of solid wastes piled up in the previous years).
    Volume of Industrial Solid Wastes Discharged refers to the volume of industrial solid wastes produced and discharged at the places outside the special facilities or special sites for preventing against pollution, excluding stripped or dug stones in mining (except gangue and acid or alkali waste stones).
    Output Value of Products Made from Utilization of Waste Gas, Waste Water and Industrial Solid Wastes refers to the value of products (calculated at current prices) made by industrial enterprises using recovered waste water, waste gas or solid wastes as main raw materials. Only the value of the products, which have been sold or are ready, to be sold should be included. The value of the products, which will be used in the production of the enterprises, should not be included.
    Profit Obtained from Utilization of Waste Gas, Waste Water and Industrial Solid Wastes refers to profit obtained from selling or own-consumption of products made by industrial enterprises using recovered wastewater waste gas or solid wastes as main raw materials.