求翻译：本论文主要叙述了畜禽养殖场内臭味的来源及危害，简单介绍了恶臭的检测与评估方法。重点对畜禽养殖场臭味的控制方法做了详细的研究和概括。是什么意思？

This thesis describes the sources and hazards of the odor of livestock and poultry breeding farms brief introduction to the stench of testing and assessment methods. Focus on livestock odor control methods to do a detailed study and generalization.

This paper describes the main livestock and poultry farms stink in the sources and hazards, and briefly describes the stench of the test and evaluation method. Focus on livestock and poultry farms in the methods to control smell made a detailed study and outline.

The present paper mainly narrated in the poultry breeding farm the fetid odor origin and the harm, introduced the odor examination and the appraisal method simply.Key has done the detailed research and the summary to the poultry breeding farm fetid odor control method.

This paper mainly describes the source and harm of livestock and poultry farms in the smell, odor detection and evaluation method in brief. Focus on livestock and poultry farms in odour control methods made detailed studies and summarized.

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