什么是产业

指各种制造或供应货物、劳务或收入来源的生产性企业或组织。经济学中通常将其划分为第一产业、第二产业和第三产业，第二产业又划分为重工业和轻工业。第一产业包括农业、林业、渔业、采矿、采石等。第二产业亦称制造业，以加工第一产业所提供的原料使其成为消费品，或为其他第二产业制造产品而提供生产资源的部门；第二产业也包括能源生产工业和建筑业。第三产业亦称服务业，包括了银行、金融、保险和投资不动产等业务；批发、零售和转售贸易；运输、讯息和通讯服务；自由职业、谘询、法律和个人服务；旅游、旅馆、饭店和娱乐；维修服务；教育和教学；保健、社会福利、行政管理、警务、安全和保卫等服务。

industry

Group of productive organizations that produce or supply goods, services, or sources of income. In economics, industries are customarily classified as primary, secondary, and tertiary; secondary industries are further classified as heavy and light. Primary industry includes agriculture, forestry, fishing, mining, quarrying, and extracting minerals. Secondary or manufacturing industry processes the raw materials supplied by primary industries into consumer goods, or further processes goods from other secondary industries, or builds capital goods used to manufacture consumer and nonconsumer goods; secondary industry also includes energy-producing industries and the construction industry. Tertiary or service industry includes banking, finance, insurance, investment, and real estate services; wholesale, retail, and resale trade; transportation, information, and communications services; professional, consulting, legal, and personal services; tourism, hotels, restaurants, and entertainment; repair and maintenance services; education and teaching; and health, social welfare, administrative, police, security, and defense services.