TO determine the span of cable tray supports，besides to meet the uniform load less or equal rated uniform load , but also to meet the deflection ( in unit ) Less or equal L/200 .
TO determine the span of cable tray supports，besides to meet the uniform load less or equal rated uniform load , but also to meet the deflection ( in unit ) Less or equal L/200 .
在确定支、吊架跨距中，除满足工作均布载荷小于或等于额定均布载荷之外，还要满足相对挠度小于或等于L/200。