Cylindrical laminated veneer lumber (LVL) is a new type of structural wood composites.A spiral winding method has been used in the manufacture of cylindrical LVL with helical interlocked grain.是什么意思_Cylindrical laminated veneer lumber (LVL) is a new type of structural wood composites.A spiral winding method has been used in the manufacture of cylindrical LVL with helical interlocked grain.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句