Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Zhan Wei Xu"'
Autor:
Zhan-wei, XU, Xin, WANG
Publikováno v:
In Chinese Astronomy and Astrophysics April-June 2018 42(2):303-312
Autor:
Zhan-wei, Xu, Xin, Wang
Publikováno v:
In Chinese Astronomy and Astrophysics April-June 2016 40(2):266-276
Autor:
Xin, Wang, Zhan-wei, Xu
Publikováno v:
In Chinese Astronomy and Astrophysics October-December 2012 36(4):426-434
Autor:
Zhan-Wei Xu, 許展維
105
This work investigates the effective wall friction coefficient μw for steady dry granular flows of mono-sized Polyoxymethylene spheres down an inclined rough chute through systematic experiments. Direct force measurements via normal and she
This work investigates the effective wall friction coefficient μw for steady dry granular flows of mono-sized Polyoxymethylene spheres down an inclined rough chute through systematic experiments. Direct force measurements via normal and she
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/h3s4k5
Autor:
Zhan Wei Xu, Gui Lin Zheng
Publikováno v:
Applied Mechanics and Materials. :532-535
A novel ranging method based on self-calibration principle is proposed in the paper. This method can be used in vehicle ranging to achieve accurate distance measurement. The principle of the method, hardware architecture and experiment analysis are i
Autor:
Zhan Wei Xu, Gui Lin Zheng
Publikováno v:
Applied Mechanics and Materials. :358-362
A high-precision pH sensor based on electrochemical principle is proposed in the paper. The principle of the sensor, the performance parameters of MCU, hardware architecture and experiment are introduced. The NEC microprocessor, which is low-power an
Autor:
Gui Lin Zheng, Zhan Wei Xu
Publikováno v:
Applied Mechanics and Materials. :382-388
A novel rain gauge based on acoustic self-calibration principle is proposed in the paper. Acoustic self-calibration principle can eliminate the uncertainty of the velocity of ultrasound and achieve accurate measurement of rainfall. The rain gauge not
Autor:
Qingjin Sun, Zhan‐Wei Xu, Quanchang Gao, Rong-Lan Zhang, Huaqiang Liu, Yanhong Song, Jian-She Zhao
Publikováno v:
Chinese Journal of Chemistry. 25:1508-1513
Two new complexes [Cu(dafo)2(en)](ClO4)2·2H2O (en=NH2CH2CH2NH2) 1 and [Cu(dafo)2(dap)](ClO4)2· 2H2O [dap=NH2CH2CH(CH3)NH2] 2 (dafo=4,5-diazafluoren-9-one) have been synthesized and characterized by elemental analysis, IR and UV spectra. Meanwhile,
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