求翻译：将三角形伞架用螺栓与上端中心柱固定在一起。将套入不锈钢管的支撑杆上端螺丝插入伞架固定在一起，下端与踏板用螺栓连接在一起（下端不要固定紧）。是什么意思？

Triangle umbrella stand fixed together with bolts and the top center column. Into the stainless steel tube support the top screws into the umbrella stand fixed to the bottom and pedal bolt connected together (the bottom is not fixed tight).

正在翻译，请等待...

Fixes the triangle umbrella-stand with the bolt and the upper extreme center pole in the same place.Enters the stainless steel pipe the wrap the outrigger upper extreme screw insertion umbrella-stand to fix in the same place, the lower extremity and the footboard with the bold fastening in (lower ex

Umbrella frame with bolt and fixed Center column on the top of the triangle. Stainless steel support Rod screws on the top of the tube inserted into umbrella fixed together, lower and pedal connected together with bolts (lower not fixed tightly).

正在翻译，请等待...