An analytical method for workspace analysis of seven celled tetrahedron variable geometry truss manipulators(VGTM) is proposed in this paper.是什么意思_An analytical method for workspace analysis of seven celled tetrahedron variable geometry truss manipulators(VGTM) is proposed in this paper.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句