standard of security

例句：

1. 1. The company's standardof security is well-established.
   该公司的安全标准已经建立得很完善。
2. 2. The newsafety standards have been implemented across the industry.
   新的安全标准已经在全行业实施。
3. 3. Thegovernment has set stricter standards for environmentalprotection.
   政府对环境保护设定了更严格的标准。