Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Longbo Xu"'
Publikováno v:
Petroleum, Vol 7, Iss 1, Pp 10-20 (2021)
Based on stratigraphic variations of petrology, geochemistry (major, trace elements), and pyrite framboids, we study the sedimentary environment of siliceous rocks of the Wufeng Formation in Wuxi, Northeastern Chongqing, China. Coupled Al2O3/(Al2O3+F
Externí odkaz:
https://doaj.org/article/dac52e5e253e47fb9f3d32abab943119
Publikováno v:
Frontiers in Energy Research, Vol 8 (2020)
In order to analyze the pump shaft stability of multistage centrifugal pump during the closed-valve start-up process, the transient internal fluid field and structural field during the closed-valve start-up process of the TDM 35-140 × 13 segmental m
Externí odkaz:
https://doaj.org/article/a3d83ff8d86747ca9476deb8517509cc
Publikováno v:
Petroleum, Vol 3, Iss 4, Pp 406-413 (2017)
With the extended petroleum exploration of the carbonate reservoir in the Longwangmiao Formation, Lower Cambrian in Sichuan basin, looking for a new favorable exploration area is the primary task in current exploration. This paper focusing on the dol
Externí odkaz:
https://doaj.org/article/f04d746aaf8b47f680e0e14312cddd87
Publikováno v:
Petroleum, Vol 7, Iss 1, Pp 10-20 (2021)
Based on stratigraphic variations of petrology, geochemistry (major, trace elements), and pyrite framboids, we study the sedimentary environment of siliceous rocks of the Wufeng Formation in Wuxi, Northeastern Chongqing, China. Coupled Al2O3/(Al2O3+F
Publikováno v:
Journal of Engineering Studies. 11:40-48
Publikováno v:
Optical Metrology and Inspection for Industrial Applications VII.
The giant laser device used in inertial confined fusion (ICF) experimental research is the largest optical engineering ever built by humans. It requires thousands of large-diameter optical components, especially for optical components with diagonal d
Publikováno v:
Eleventh International Conference on Information Optics and Photonics (CIOP 2019).
Existing absolute measurement methods are difficult to avoid the replacement and rotation of the large aperture interferometer’s reference flat, and it is impossible to achieve in-situ absolute measurement on the basis of keeping the reference flat
Publikováno v:
Second Symposium on Novel Technology of X-Ray Imaging.
Phase step plate has the property of step function, and it can be used to measure the interferometer system transfer function (ITF), which is used to objectively evaluate interferometer spatial frequency response characteristics. The traditional fabr
Publikováno v:
Optifab 2017.
In this paper, a test method based on oblique incidence is practically implemented in the interferometric measurement process. Three sets of wavefront data are achieved through cavity interference measurement with a Fizeau interferometer and one obli
Publikováno v:
Optical Measurement Systems for Industrial Inspection X.
A common way to test high-quality aspherical lenses is to use a measurement system based on a set of null corrector and a laser interferometer. The null corrector can either be a combination of spherical lenses or be a computer generated hologram (CG