x
uploads/voussoir.jpg

voussoir n.【建筑】楔形拱石。

vow

The presented insulating lift adopts the traditional scissor structure , and is actuated by the master - slave voussoir and horizontal slide block with relay style 該絕緣升降平臺采用傳統的剪叉式結構,以及絕緣主從楔塊驅動和水平驅動相互接力交替作用的驅動方式。