Effect of variable speed motion curve of electric actuator on ball valve performance and internal flow field von Ma, Guangfei, Lin, Zhe, Zhu, Zuchao, Fang, Yong

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Simulation on guided waves in the pipe with defects von Peng, Ding, Guangfei, MA, Lei, Guan, Chao, Lu, Ling, XU

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Simulation and Practice of Guided Wave Test Method in Circular Rod von Peng, Ding, Guangfei, MA, Shudong, Gong, Pengxiang, YU, Bo, Chen, Xiao, Yang, Yanshan, Song

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Investigation of transient gas-solid flow characteristics and particle erosion in a square gate valve von Ma, Guangfei, Lin, Zhe, Zhu, Zuchao

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Research on the influence of rigid body modes on the operating vibration of arc gate von Li, Qin, Ding, Peng, Ma, Guangfei, Qiu, Congwei

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Effect of rotor area covered by end cover on flow characteristics and performance of seawater desalination energy recovery device von Ma, Guangfei, Lin, Zhe, Zhu, Zuchao, Zheng, Yu, Fang, Yong

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Influence of flashboard location on flow resistance properties and internal features of gate valve under the variable condition von Lin, Zhe, Ma, Guangfei, Cui, Baoling, Li, Yi, Zhu, Zuchao, Tong, Nansen

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Mass Transfer and Reaction Kinetics of PH3 Absorption with Pd（Ⅱ ）-Cu（ Ⅱ ） in Double-Stirred Cell von Guangfei Qu Yixing Ma Junyan Li Yilu Lin Ping Ning

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Menstrual period trousers capable of warming uterus and resisting bacteria von MA GUANGFEI

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Improved paper diaper von MA GUANGFEI

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Baby paper diaper for swimming von MA GUANGFEI

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Feeding device on full-automatic paper diaper production line von MA GUANGFEI

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Stacking robot for paper diaper production von MA GUANGFEI

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Efficient full-automatic on-line core body production line von MA GUANGFEI

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Antibacterial laundry detergent and preparation method thereof von Ma Guangfei, Chen Jianzi, Tan Zehong, Song Yan

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Photoelectric transceiver with replaceable interface von MA GUANGFEI, LIU QIANGZONG, XIAO QINGHAI

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Packing material factory industrial robot material level automatic alarm mechanism von MA GUANGFEI, HUANG QING, LIU QIANGZONG

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Production method of absorbent cotton gauze for surgical antibacterial cotton yarn dressing von CHEN TUCHENG, MA GUANGFEI

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Radar cover convenient to disassemble von MA GUANGFEI, ZHANG WENJIAN, CHOI WON YOUNG

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Rainwater runoff pollution control hydraulic cyclone valve von MA GUANGFEI, DING PENG, FANG YONG

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