此单元组包括在铸造行业使用手工或机器铸造模具和核心，熔融金属并操作融炉的工人。他们受雇于金属铸造厂和金属制品制造企业的代工部门。
This unit group includes workers who make foundry moulds and cores by hand or machine, cast molten metal, and operate furnaces in the foundry industry. They are employed by metal foundries and foundry departments of metal products manufacturing companies.
此单元组的工人操作单一功能的机器或作为较大的生产过程中的一部分的机械，来处理矿石和金属制品。他们受雇于矿石和金属加工厂，如铜，铅和锌精炼厂，铀处理厂，钢厂，铝厂，贵金属精炼厂和水泥加工厂。
Workers in this unit group operate single-function machines or machinery that is part of a larger production process to process mineral ore and metal products. They are employed in mineral ore and metal processing plants such as copper, lead and zinc refineries, uranium processing plants, steel mills, aluminum plants, precious metal refineries and cement processing plants.
捕手和猎人设置陷阱和狩猎野生动物获取毛皮或现场销售。它们通常是个体户并且执行季节性工作。
Trappers and hunters trap and hunt wild animals for pelts or live sale. They are usually self-employed and work on a seasonal basis.
渔船渔工执行商业捕鱼航行中的各种手动任务，并维护渔船。他们受雇于经营商业渔船的机构和自雇渔民/男/女。
Fishing vessel deckhands perform a variety of manual tasks on commercial fishing voyages, and maintain fishing vessels. They are employed by establishments that operate commercial fishing vessels and by self-employed fishermen/women.
苗圃和温室工人种植，培养和砍伐树木，灌木，花卉，苗圃，并为温室客户服务。他们受雇于室内和室外的苗圃和温室。
Nursery and greenhouse workers plant, cultivate and harvest trees, shrubs, flowers and plants, and serve nursery and greenhouse customers. They are employed in indoor and outdoor nurseries and greenhouses.
一般农场工人种植，培育和收获农作物，饲养牲畜和家禽，维护和修理农用设备和建筑物。本组包括农机操作者。一般农场工人受雇于作物，畜牧，水果，蔬菜和特种养殖场。
General farm workers plant, cultivate and harvest crops, raise livestock and poultry and maintain and repair farm equipment and buildings. This group includes operators of farm machinery. General farm workers are employed on crop, livestock, fruit, vegetable and specialty farms.
造林和林业工人执行各种有关造林和林地的管理，改善和保护的职责。他们受雇于伐木公司，承包商和政府服务。
Silviculture and forestry workers perform a variety of duties related to reforestation and to the management, improvement and conservation of forest lands. They are employed by logging companies, contractors and government services.
链锯，集材机操作员操作链锯砍伐，分解和降压树木，操作集材机移动或集中将砍伐的树木从伐木场运送到起货地点进行处理和运输。他们受雇于伐木公司和承包商。
Chain saw and skidder operators operate chain saws to fell, delimb and buck trees, and operate skidders to move or yard the felled trees from the logging site to the landing area for processing and transportation. They are employed by logging companies and contractors.
石油和天然气钻井工人作为钻机机组中间成员，操作钻探和服务钻机机械。石油和天然气以及服务运营商驱动卡车和操作专业化的液压泵系统，将水泥放置到油井或用化学药品，沙子混合物或气体处理油井，从而刺激生产。本单元组的工人受雇于钻井和油井的服务承办商和石油生产公司。
Oil and gas well drilling workers operate drilling and service rig machinery as intermediate members of the rig crew. Oil and gas well services operators drive trucks and operate specialized hydraulic pumping systems to place cement in wells or to treat wells with chemicals, sand mixtures or gases to stimulate production. Workers in this unit group are employed by drilling and well service contractors and by petroleum producing companies.
地下矿山服务和支持人员进行一系列的如下相关操作，输送系统，溜槽和矿石开采及地下结构，通道和道路的建设和支撑，以及材料和物资的供应，以支持地下开采。他们受雇于煤炭，金属和非金属矿山。
Underground mine service and support workers perform a range of duties related to the operation of orepasses, chutes and conveyor systems, the construction and support of underground structures, passages and roadways, and the supply of materials and supplies to support underground mining. They are employed by coal, metal and non-metallic mineral mines.