©êºp¡I¨S¦³§ä¨ì²Å¦X"R2147AlMg3"ªº¬d¸ßµ²ªG.
«Øij§A¡G
1¡BÁYµu©Îקï±zªº·j¯Áµü¡A«·s·j¯Á¡C
2¡B§Ö³tµo¥¬¨DÁÊ«H®§¡AÅý¥@¾Tºôªº¨ÑÀ³°Ó¥D°Ê»P±zÁp«Y¡C §Únµo¥¬
§K¶Oµo¥¬R2147AlM«H®§ ¨³³tÁp«YR2147AlM¼t®a
§K¶Oª`¥U ¶}³q°Ó¾Q