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全国压力容器标准化技术委员会: 你标技委以(92)容技委秘字第63号文报批的GB12337—90《钢制球形储罐》第1号修改单,业经我局批准,并在《中国标准化》1992年11期上公布。于1992年12月1日起实施。
National Pressure Vessel Standardization Technical Committee: Your technical committee to Technical Committee No. (92) Yuguan secret No. 63 paper approved GB12337-90 “steel spherical tank” No. 1 amendment, approved by the Bureau, and in the “ China Standardization ”in 1992 11 published. December 1, 1992 come into operation.