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pro vyhledávání: '"李惠智"'
Autor:
李惠智
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The length of traditional armpit-stick is fixed. The user has to adjust his posture constantly to obtain the more stable support when he is walking, and the load of the avoirdupois weight the sticks accept also change according to the differe
The length of traditional armpit-stick is fixed. The user has to adjust his posture constantly to obtain the more stable support when he is walking, and the load of the avoirdupois weight the sticks accept also change according to the differe
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/69362403863032378990
Publikováno v:
Journal of Northern Agriculture / Beifang Nongye Xuebao; 2020, Vol. 48 Issue 1, p13-18, 6p
