"给装配帆及索具" can be translated into English as "fit out with sails and rigging".
Here, "fit out" means to equip or supply something with the necessary items or features, "sails" refer to the large pieces of cloth or other material used to catch the wind and propel a sailing vessel, and "rigging" denotes the system of ropes, chains, and blocks used to support and control the sails and masts of a ship.