...on 德国国家标准制订组织 Japanese Industrial Standards Committee 日本标准协会 Standards Engineering Society 标准机械协会 ..
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如果安装在防火喷淋系统上，所有机械式止回阀，如警告止回阀和防回流阀，都应该根据美国国家消防协会NFPA 13和NFPA 25标准进行流量测试和内部检查。
If installed on a fire sprinkler system, all mechanical checks, such as alarm checks and backflow preventers, should be flow tested and inspected internally in accordance with NFPA 13 and NFPA 25.
该容器已经通过国家锅炉及压力容器检验协会的检验，符合美国机械工程师协会CSD-1的要求，满足美国机械工程师协会标准。
The vessel is registered with the National Board of Boiler and Pressure Vessel Inspectors, meets requirements of CSD-1 of the ASME Code, and is built to Section IV of the ASME code.
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