为确保设备安装正确性，本安全阀安装须由有资格证书的管道承包商或维修技术人员按照说明书及其他相应规定进行。
To ensure proper operation, this valve must be installed by a qualified service technician or licensed plumbing contractor in accordance with these instructions and local plumbing codes and standards.
第四条船舶和船上有关航行安全的重要设备必须具有船舶检验部门签发的有效技术证书。
Article 4 Vessels and their major equipment relating to navigation safety must have valid technical certificates issued by vessel inspection departments.
ROHS认证，美国FCC认证和中国的GB4943-2001《信息技术设备的安全》检测证书。
ROHS certification, U. S. FCC authentication and Chinese GB4943-2001"Safety of information technology equipment" test certificate.
ROHS认证，美国FCC认证和中国的GB4943-2001《信息技术设备的安全》检测证书。
ROHS certification, U. S. FCC authentication and Chinese GB4943-2001"Safety of information technology equipment" test certificate.
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