In this paper,five items of standards of steels used for pressure vessels which are issued recently or about to be issued and put into effect have been introduced.The differences of standards mentioned above and the f...In this paper,five items of standards of steels used for pressure vessels which are issued recently or about to be issued and put into effect have been introduced.The differences of standards mentioned above and the former standards and the primary qualifications have been formulated.These qualifications indicate that,some qualifications of national standards of steels used for pressure vessels are on the international advanced level.展开更多
The FY-2C meteorological satellite had been working well for 8 years as of October 19, 2012. Though the satellite was originally designed to work for 3 years, it still operates steadily. As the nation's first oper...The FY-2C meteorological satellite had been working well for 8 years as of October 19, 2012. Though the satellite was originally designed to work for 3 years, it still operates steadily. As the nation's first operational first-generation geo- stationary meteorological satellite, FY-2C works together with the following satellites FY-2D, FY-2E and FY-2F, in a operational mode of two operational plus two backup ones. FY-2C, FY-2D and FY-2E were the second batch satellites of FY-2 series展开更多
On Oct.25,2015,the 3rd Work Meeting of the 2nd Editorial Board Committee of China City Planning Review(abbreviated as CCPR hereafter)was convened at the School of Architecture,Tsinghua University in Beijing.The Editor...On Oct.25,2015,the 3rd Work Meeting of the 2nd Editorial Board Committee of China City Planning Review(abbreviated as CCPR hereafter)was convened at the School of Architecture,Tsinghua University in Beijing.The Editorial Board members participated in the meeting.At the meeting,the Editorial Department of CCPR presented a Work Report of the 2nd Editorial Board Committee(2013–2015)and a Work Report of the Editorial Department,followed by open discussions.展开更多
文摘In this paper,five items of standards of steels used for pressure vessels which are issued recently or about to be issued and put into effect have been introduced.The differences of standards mentioned above and the former standards and the primary qualifications have been formulated.These qualifications indicate that,some qualifications of national standards of steels used for pressure vessels are on the international advanced level.
文摘The FY-2C meteorological satellite had been working well for 8 years as of October 19, 2012. Though the satellite was originally designed to work for 3 years, it still operates steadily. As the nation's first operational first-generation geo- stationary meteorological satellite, FY-2C works together with the following satellites FY-2D, FY-2E and FY-2F, in a operational mode of two operational plus two backup ones. FY-2C, FY-2D and FY-2E were the second batch satellites of FY-2 series
文摘On Oct.25,2015,the 3rd Work Meeting of the 2nd Editorial Board Committee of China City Planning Review(abbreviated as CCPR hereafter)was convened at the School of Architecture,Tsinghua University in Beijing.The Editorial Board members participated in the meeting.At the meeting,the Editorial Department of CCPR presented a Work Report of the 2nd Editorial Board Committee(2013–2015)and a Work Report of the Editorial Department,followed by open discussions.
