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|      \\   / _ \\   /_   _// | || | ||  | |/ // 
|  --  //  | / \ ||  `-| |,-  | || | ||  | ' //  
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|______//   \___//     |_||    \____//   |_|\_\\ 
`------`    `---`      `-`'     `---`    `-` --`

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發送短信 : Tribological behavior of Ti-5Al-2.5Sn, Ti-10v-2Fe-3Al and Ti-38al carburized via current heating technique with graphite powders