主要影响因素包括工作及居住环境、劳动强度、生活方式、营养饮食、健康教育和家庭支持。
The main influential factors were working and living environment, intensity of work, life style, nutrition, health education and family support.
职业性有害因素，即在生产环境和劳动过程中存在和产生的可能危害职业人群健康和劳动能力的各种因素。
Occupational hazards arise from a variety of factors in production environment and process which maybe harm the health and working capacity of workers.
结构因素是外因，主要包括资源、权威、雇佣组织、劳动力市场环境及文化观念等。
The later is external cause which consists of resources, authority, employment organizations, labor market environments and culture etc.
因环境退化导致村民劳动强度增加（土地生产力下降，劳动时间延长）为决定贫困的重要因素；
Increasing of villager's labor intensity (land productivity descent, labor time extension) caused by environment degradation is the important factor to cause the poverty;
因环境退化导致村民劳动强度增加（土地生产力下降，劳动时间延长）为决定贫困的重要因素；
Increasing of villager's labor intensity (land productivity descent, labor time extension) caused by environment degradation is the important factor to cause the poverty;
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