此单元组包括美化环境和土地保养承办商，他们拥有和经营自己的企业。本组还包括主管，其监督和协调以下单元组的工人活动：苗圃和温室工人[8432](8432)，园林绿化和地面维护劳动者[8612](8612)。他们受雇于园林绿化公司，墓地，草坪护理和树木服务公司，苗圃和温室及公共工程部门和私营机构的美化运作。

This unit group includes landscaping and grounds maintenance contractors, who own and operate their own businesses. This group also includes supervisors who supervise and co-ordinate the activities of workers in the following unit groups: Nursery and Greenhouse Workers [8432](8432) and Landscaping and Grounds Maintenance Labourers [8612](8612). They are employed by landscaping companies, cemeteries, lawn care and tree service companies, nurseries and greenhouses and by landscaping operations of public works departments and private establishments.

农业服务承包商，拥有并经营自己的业务，提供农业服务，如畜禽养殖，备土，作物种植，作物喷施，耕种或收获。农场主管监督农场工人和收割劳动者的工作。专门的畜牧工人负责奶牛，肉牛，羊，家禽，生猪及其他畜禽养殖的喂养，健康和繁殖计划。

Agricultural service contractors, who own and operate their own businesses, provide agricultural services such as livestock and poultry breeding, soil preparation, crop planting, crop spraying, cultivating or harvesting. Farm supervisors supervise the work of general farm workers and harvesting labourers. Specialized livestock workers carry out feeding, health and breeding programs on dairy, beef, sheep, poultry, hog and other livestock farms.

伐木机械操作员能够操作电缆集材系统，机械收割机和传送装置，机械树木处理器和加载器来砍伐、集中和处理木场的树木。他们受雇于伐木公司和承包商。

Logging machinery operators operate cable yarding systems, mechanical harvesters and forwarders and mechanical tree processors and loaders to fell, yard and process trees at logging sites. They are employed by logging companies and contractors.

石油和天然气钻井工人以及服务人员在钻机经理的监督下，控制钻探和起重设备对钻孔和服务钻机的操作，指导钻机机组活动。石油和天然气井采运工，测试人员和有关人员操作专门的机械或电子设备，工具或仪器，结合井钻井，完井或维修提供服务。本单元组的工人受雇于钻井和油井服务承包商，石油生产公司，测井或测试公司。

Oil and gas well drillers and well servicers control the operation of drilling and hoisting equipment on drilling and service rigs, and direct the activities of the rig crew under supervision of the rig manager. Oil and gas well loggers, testers and related workers operate specialized mechanical or electronic equipment, tools or instruments to provide services in conjunction with well drilling, completion or servicing. Workers in this unit group are employed by drilling and well service contractors, petroleum producing companies and well logging or testing companies.

地下生产和开发矿工，钻探，爆破，操作矿山机械，并履行相关职责，即提取地下矿井的煤炭和矿石以及构建促进采矿作业的隧道，通道和轴。他们受雇于煤炭，金属和非金属矿物地下矿山和矿山建设，凿井和隧道等专门的承包商。

Underground production and development miners drill, blast, operate mining machinery, and perform related duties to extract coal and ore in underground mines and to construct tunnels, passageways and shafts to facilitate mining operations. They are employed by coal, metal and non-metallic mineral underground mines and by specialized contractors in mine construction, shaft sinking and tunnelling.

本单元组监督元监督和协调从事钻探石油或天然气，运营服务的钻机，或提供石油和天然气井技术服务的工人的活动。他们受雇于钻井、油井服务承包公司和石油生产公司。本单元组包括可以自主经营的油田顾问。

Supervisors in this unit group supervise and co-ordinate the activities of workers engaged in drilling for oil or gas, operating service rigs, or providing oil and gas well services. They are employed by drilling and well service contracting companies and by petroleum producing companies. This unit group includes oilfield consultants who may be self-employed.

本单元组主管监督和协调从事地下和地表采矿作业和采石场工人的活动。他们受雇于煤炭，金属和非金属矿物矿场和采石场。

Supervisors in this unit group supervise and co-ordinate activities of workers engaged in underground and surface mining operations and quarries. They are employed by coal, metal and non-metallic mineral mines and quarries.

此单元组包括技工和其他未分类的相关技术工人，他们负责维修，服务，安装，校准或制造各种产品。此单元组包括商业潜水员。他们受雇于广泛的场所，或者有可能成为自雇人士。

This unit group includes tradespersons and related skilled workers, not elsewhere classified, who repair, service, install, calibrate or fabricate a variety of products. This unit group includes commercial divers. They are employed by a wide range of establishments, or they may be self-employed.

此单元组包括技工和其他未分类的相关技术工人，他们负责维修，服务，安装，校准或制造各种产品。此单元组包括商业潜水员。他们受雇于广泛的场所，或者有可能成为自雇人士。

This unit group includes tradespersons and related skilled workers, not elsewhere classified, who repair, service, install, calibrate or fabricate a variety of products. This unit group includes commercial divers. They are employed by a wide range of establishments, or they may be self-employed.

印刷机操作员设置和操作薄板和卷筒纸印刷机，在各种各样的材料上，如纸，塑料，玻璃，皮革和金属，进行打印文字，图片和设计。他们受雇于商业印刷企业，报纸，杂志和其他出版公司，以及佣有内部印刷部门公共和私营部门的机构。

Printing press operators set up and operate sheet and web-fed presses to print text, illustrations and designs on a wide variety of materials such as paper, plastic, glass, leather and metal. They are employed by commercial printing companies; newspapers, magazines, and other publishing companies; and establishments in the public and private sectors that have in-house printing departments.