Zobrazeno 1 - 10
of 7 095
pro vyhledávání: '"F. QIAN"'
Publikováno v:
Biologia Plantarum, Vol 65, Iss 1, Pp 10-18 (2021)
The large application of nitrogen fertilizer will cause soil deterioration and pollute the environment. Reduction of nitrogen inputs and maintaining high yields are therefore essential to ensure a more sustainable agriculture. However, little informa
Externí odkaz:
https://doaj.org/article/05fcc92a97744c7c966f6ef9a51d9124
Publikováno v:
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol V-3-2020, Pp 331-338 (2020)
Benggang are characterized by deep-cut slopes with various shapes and depressions on the vast weathered crust slopes in southern China. The gully heads have been continuously collapsed and eroded to form a chair-like erosion landforms. It develops ra
Externí odkaz:
https://doaj.org/article/11c0f3896a4747f485301db2b756b493
Publikováno v:
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol IV-2-W5, Pp 583-588 (2019)
On space remote sensing stereo mapping field, the angle variation between the star sensor’s optical axis and the earth observation camera’s optical axis on-orbit affects the positioning accuracy, when optical mapping is without ground control poi
Externí odkaz:
https://doaj.org/article/d37fb2a88c054dea898d9e1bae85f1c7
Publikováno v:
Nigerian Dental Journal, Vol 23, Iss 2 (2020)
Background: Assessment of blood pressure is the most common diagnostic procedure performed in the outpatient clinic. The purpose of this study was to compare the accuracy of the wrist-cuff electronic oscillometric device with the universally-accepted
Externí odkaz:
https://doaj.org/article/1ef28b3bee1446c1ace906b8a7443bb8
Publikováno v:
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XLI-B1, Pp 361-364 (2016)
At present, the on-orbit calibration of the geometric parameters of a space surveying camera is usually processed by data from a ground calibration field after capturing the images. The entire process is very complicated and lengthy and cannot monit
Externí odkaz:
https://doaj.org/article/0eb2b39a0d0e46b8b64c8455a50defec
Publikováno v:
Chemical Engineering Transactions, Vol 61 (2017)
Hydrocracking is a catalytic cracking process for the conversion of heavy oil fractions, such as vacuum gas oil (VGO), into valuable products with lower boiling point, such as diesel, kerosene and gasoline. Due to the flexibility of the process, high
Externí odkaz:
https://doaj.org/article/f43c95dd71fe45e5bdab9372656ee5f6
Publikováno v:
Chemical Engineering Transactions, Vol 61 (2017)
Terephthalic acid is a raw material for polyester and textile industry. However, the by-product 4- Carboxybenzaldehyde in TA is harmful to the polymer process since it can lower the polymerization rate and the average molecular weight. Thus, a hydrop
Externí odkaz:
https://doaj.org/article/f1e1d415ba554fbab85c1e83e662ef49
Publikováno v:
Chemical Engineering Transactions, Vol 61 (2017)
Styrene is one of the most important monomers in the petrochemical industry. In this study, a novel methodology for tight integration of Real-Time Optimization (RTO) and Model Predictive Control (MPC) is applied to an industrial ethylbenzene dehydrog
Externí odkaz:
https://doaj.org/article/2811e30b056648f8a64d9a54a628df89
Autor:
F. Qian, T.O. Ogundiran, N. Hou, I. Morhason-Bello, S. Ademola, O. Ojengbede, O. Olopade, D. Huo
Publikováno v:
Annals of Global Health, Vol 80, Iss 3, Pp 200-201 (2014)
Externí odkaz:
https://doaj.org/article/f8ce55a32b6141ccb3b0bddef3482aec
Publikováno v:
Annals of Geophysics, Vol 40, Iss 2 (1997)
Georesistivity precursors and corresponding coseismic effects to the Tangshan earthquake of 1976 are given as follows: 1) resistivity measurements with accuracies of 0.5% or better for over 20 years show that resistivity decreases of several percent,
Externí odkaz:
https://doaj.org/article/2ed5a073e5304b088c2c0732c4cd9ba5