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輔助站立座椅.
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1 works in 1 publications in 1 languages
Titles
輔助站立座椅之工程設計 = = Engineering Design of Auxiliary Standing Chair /
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(Language materials, printed)
Subjects
Auxiliary standing chair.
elderly.
electric cylinder.
toes up.
墊腳尖.
老年人.
輔助站立座椅.
電動缸.
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