[1] Dwivedi B N. EUV spectroscopy as a plasma diagnostic[J]. Space Science Reviews, 65, 289-316(1993).

[2] Wang T J, Thomas R J, Brosius J W, Hinode/EIS with EUNIS-07[EB/OL] et al. -09-29)[2020-07-07]. https:∥arxiv., org/abs/1109, 6598(2011).

[3] Walsh R W. How is the solar corona heated[J]. Science, 307, 51-53(2005).

[4] Priest E, Forbes T[M]. Magnetic reconnection(2000).

[5] Howard T. Coronal mass ejections: an introduction[J]. Space Science Reviews, 448, 915(2013).

[6] Rust T, Kankelborg C C. Quiet-Sun explosive events observed in He ii λ304 with MOSES-06[J]. The Astrophysical Journal, 877, 59(2019).

[7] Lee K S, Thompson K P, Rolland J P. Broadband astigmatism-corrected Czerny-Turner spectrometer[J]. Optics Express, 18, 23378-23384(2010).

[8] Yu L, Chen J X, Xue H. Far ultraviolet imaging spectrometer for space-borne global ionosphere and atmospheric driver connection limb observation[J]. Acta Optica Sinica, 38, 1212003(2018).

[9] Montero-Orille C, Prieto-Blanco X, González-Núñez H et al. Two-wavelength anastigmatic Dyson imaging spectrometers[J]. Optics Letters, 35, 2379-2381(2010).

[10] Prieto-Blanco X, Montero-Orille C, Couce B et al. Analytical design of an Offner imaging spectrometer[J]. Optics Express, 14, 9156-9168(2006).

[11] Zhu Y J, Yin D Y, Chen Y H et al. Design of hyperspectral resolution ultraviolet Offner imaging spectrometer system[J]. Acta Optica Sinica, 38, 0222001(2018).

[12] Feng L, Wei L D, Yang L et al. Design of double-channel hyperspectral imaging system based on curved prism[J]. Acta Optica Sinica, 39, 0511002(2019).

[13] Yu L, Lin G Y, Wang S R. Tandem gratings spectrometer for spectroscopy broadband anastigmatic imaging[J]. Optics Letters, 39, 351-354(2014).

[14] Windt D L. EUV multilayer coatings for solar imaging and spectroscopy[J]. Proceedings of SPIE, 9604, 96040P(2015).

[15] Poletto L, Gasparotto A, Tondello G et al. Design of the extreme-ultraviolet spectrometer for imaging spectroscopy on the Solar Orbiter mission[J]. Proceedings of SPIE, 5488, 898-909(2004). http://spie.org/Publications/Proceedings/Paper/10.1117/12.551211

[16] Culhane J L, Harra L K, James A M et al. The EUV imaging spectrometer for hinode[J]. Solar Physics, 243, 19-61(2007).

[17] Brosius J W, Daw A N, Rabin D M. Pervasive faint Fe xix emission from a solar active region observed with eunis-13: evidence for nanoflare heating[J]. The Astrophysical Journal Letters, 790, 112-120(2014).

[18] Consortium T S, Anderson M et al. -09-03)[2020-07-07]. https:∥arxiv., org/abs/1909, 01183(2019).

[19] Caldwell M E, Morris N, Griffin D K et al. The VUV instrument SPICE for Solar Orbiter: performance ground testing[J]. Proceedings of SPIE, 10397, 1039708(2017).

[20] Timothy J G, Berger T E, Morgan J S et al. HIRES: a high-resolution stigmatic extreme ultraviolet spectroheliometer for studies of the fine-scale structure of the solar chromosphere, transition region, and corona[J]. Optical Engineering, 30, 1142-1149(1991).

[21] Beutler H G. The theory of the concave grating[J]. Journal of the Optical Society of America, 35, 311-350(1945).

[22] Huber M C, Tondello G. Stigmatic performance of an EUV spectrograph with a single toroidal grating[J]. Applied Optics, 18, 3948-3953(1979). http://www.opticsinfobase.org/ao/fulltext.cfm?uri=ao-18-23-3948&id=23576

[23] Harada T, Takahashi K, Sakuma H et al. Optimum design of a grazing-incidence flat-field spectrograph with a spherical varied-line-space grating[J]. Applied Optics, 38, 2743-2748(1999).

[25] Poletto L, Boscolo A, Tondello G. Characterization of a charge-coupled-device detector in the 1100-0.14-nm (1-eV to 9-keV) spectral region[J]. Applied Optics, 38, 29-36(1999).