王士莹

Gravity center balancing device of double-shaft tracking system support

任冲, 李京台, 潘云珠, 2011 .

Device for transmitting and controlling data in remote payment system of water meters

李明, 王士莹, 郭荣岭, 2010 .

Method for adjusting rotary shaft of support of time-control-type double-shaft solar tracking controller

张学, 田伟, 王士莹, 2013 .