目前，环境监测实验室基本沿用了化学实验室的安全防护措施，缺少有针对性的系统安全防护体系。
At present, all of environmental monitoring laboratories continue to use the chemical laboratory safety precautions, lack of pertinence and systematic active defense system.
实验室感染可发生在不同级别的实验室，甚至是生物安全防护实验室；
Result The laboratory infection may occur in laboratories at different levels, even in the laboratories with biological safe protection.
介绍了生物安全实验室的安全防护及排风系统的重要性。
Biosafety protect and importances of exhaust system in biosafety laboratories were presented.
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