制冷系统和加热泵规范。安全性和环境要求：。基本要求、定义、分类和选择规范。
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements. definitions. classification and selection criteria.
随着对农药安全性和环境影响的要求不断提高，农药助剂应用与管理问题显得日益重要。
With the increasing demand of the safety of pesticide and its impact on the environment, the application and management of pesticide adjuvant are attached more importance.
建立电子提单商务环境，除了要求全球范围的可操作性和全球统一的标准之外，还有一个非常重要的前提条件，即安全性。
To establish the commercial circumstance of electronic bills of lading, worldwide maneuverability and standard is required, so is the security.
建立电子提单商务环境，除了要求全球范围的可操作性和全球统一的标准之外，还有一个非常重要的前提条件，即安全性。
To establish the commercial circumstance of electronic bills of lading, worldwide maneuverability and standard is required, so is the security.
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