The mast socket and centreboard location hole of an 8 feet FRP yacht were improved.

本文对8英尺FRP游艇帆杆水板孔的结构进行研究进,弥补了原有结构的不。

FRP,slab,pipeline,tanks,jags,boats and bath tubes products.

钢制品、板材、管道、槽、罐、游船、浴盆等制品。