据Yasamy说，无监测治疗的复杂因素和卫生服务质量低下都可能成为导致精神健康障碍患者健康状况较差的重要因素。
According to Yasamy, complications of unmonitored treatment and the poor organization of health services are likely to be the major contributors to the poorer health of people with mental illness.
这些成为许多大学生课外英语学习效率低下，难以达到教学大纲的要求的重要因素。
Those are part of the major factors leading to the fact that most college students' English proficiency can not roundly reach the requirements of college English Teaching Syllabus.
结论抵抗力低下，住院日延长及不合理使用抗生素，是造成医院感染和影响康复的主要因素。
Conclusion Weakened resistence, hospitalization day'extention and abuse of antibiotic are the main factors leading to nosocomial infection and recovery frustration.
教育的不均等是导致收入不均等以及生产效率低下的一个重要因素。
Inequalization in education is an important factor leading to low productive efficiency.
结论老年人免疫功能低下，抗生素的大量应用等是引起医院感染的主要因素。
Conclusions Nosocomial infectious factors are mainly that immune function is lower in the aged and antibiotic is used generally.
人类生产力低下之时，自然因素对泾河变迁起着主要影响，随着生产力的逐步提高，人为因素对泾河的影响成为主要因素。
When productivity is low, the vicissitude of the Jing river is mainly influenced by natural factors. With the raise of productivity, the influence of anthropogenic factors becomes the leading element.
结论：大脑皮质5-羟色胺、CCK和VIP含量异常低下可能是产生肥胖的重要因素。
CONCLUSION: the abnormal low contents of 5 HT, CCK and VIP in the cortex may be an important reason for the obesity.
结论：大脑皮质5-羟色胺、CCK和VIP含量异常低下可能是产生肥胖的重要因素。
CONCLUSION: the abnormal low contents of 5 HT, CCK and VIP in the cortex may be an important reason for the obesity.
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