我们的国家正努力预防和控制空气污染。
Our country is trying hard to prevent and control air pollution.
本研究探讨用血小板细菌筛检及24小时锁定的方法预防和控制血小板细菌污染的有效性。
This study was purposed to investigate the effectiveness of bacterial screening with 24 hours holding in preventing and controlling bacterial contamination of platelets.
了解石家庄市主要食品中产单核细胞李斯特菌污染情况，为预防和控制可能由产单核细胞李斯特菌污染引发的食源性疾病提供依据。
To study the contamination of Listeria monocytogenes in main food in shijiazhuang, and to provide basis for preventing and controlling the food-borne diseases brought by Listeria monocytogenes.
目的了解我市常见肉类食品中空肠弯曲菌的污染状况，为控制和预防空肠弯曲菌食物中毒提供科学依据。
Objective To evaluate the extent of meat contamination by Campylobacter jejuni in Shenzhen, and to provide data for prevention and control of Campylobacter jejuni food poisoning.
目的了解东阳市中央空调系统军团菌污染状况，为预防和控制军团菌病提供依据。
Objective To investigate the Legionella contamination in central air-conditioning systems in Dongyang for providing evidence for preventing and controlling of Legionnaires'disease.
为了有效预防和控制此类突发性油污染事故的发生，建立事故的应急体系是一项非常重要的工作。
It is important to establish emergency system successfully to prevent and control these emergent oil pollution accidents.
分析UHT灭菌牛乳微生物污染途径、引起的质量问题，并提出相应的预防措施和控制办法。
The main methods and quality problems of microbe for contaminating UHT-milk are evaluated. Means, relative control methods and preventive measures are suggested in this article.
分析了造成湖水污染的主要原因，并对预防和控制该湖污染提出具体措施。
The main polluted causes for the lake were discussed and some advices for control pollution of the lake we…
预防是另一种控制空气污染的关键手段。如上文所述，管理机构在减轻和预防环境大气污染中起着关键的作用。
Prevention is another key to controlling air pollution. The regulatory agencies mentioned above play an essential role in reducing and preventing air pollution in the environment.
预防是另一种控制空气污染的关键手段。如上文所述，管理机构在减轻和预防环境大气污染中起着关键的作用。
Prevention is another key to controlling air pollution. The regulatory agencies mentioned above play an essential role in reducing and preventing air pollution in the environment.
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