7075¾TªO
5052H112¾TªO»ù®æ ¼t®a§åµo¥[·ù
¦¿Ä¬ ¾TªO¼t®a 5074¾TªO¼t®a
¦¿Ä¬¾TªO»ù®æ ²{³f¨ÑÀ³6061T6¾TªO
7075T6¾TªO
6061T6¼Ò¨ã¾TªO
¾TªO¼t®a
¼t®a¡A¥iq°µ