<P><SPAN lang=EN-US quot;FONT-FAMILY: " AR-SA;? mso-bidi-language: ZH-CN; mso-fareast-language: EN-US; mso-ansi-language: 1.0pt; mso-font-kerning: 宋体; mso-fareast-font-family: 14pt; font-size: #1a1a1a; color: Roman?; New Times>2024</SPAN><SPAN quot;FONT-SIZE: 14pt; COLOR: #1a1a1a; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: " Roman?; New Times Roman?;? ?Times mso-bidi-font-family: mso-hansi-font-family:>铝板的特点是硬度较高，其中以铜原属含量较高，大概在</SPAN><SPAN lang=EN-US quot;FONT-FAMILY: " AR-SA;? mso-bidi-language: ZH-CN; mso-fareast-language: EN-US; mso-ansi-language: 1.0pt; mso-font-kerning: 宋体; mso-fareast-font-family: 14pt; font-size: #1a1a1a; color: Roman?; New Times>3-5%</SPAN><SPAN quot;FONT-SIZE: 14pt; COLOR: #1a1a1a; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: " Roman?; New Times Roman?;? ?Times mso-bidi-font-family: mso-hansi-font-family:>左右，</SPAN><SPAN quot;FONT-SIZE: 14pt; COLOR: #1a1a1a; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: " Roman?; New Times Roman?;? ?Times mso-bidi-font-family: mso-hansi-font-family:>属于航空铝材</SPAN></P>