我国切削加工和刀具技术的发展趋势.doc

?aòa￡o?ééü1ú?úía?è?????ì??ê?ó????ù?ó1¤μ?·￠?1?÷ê?￡?è?ê?μ????ú?D?÷?ó1¤?Dμ???òaD?￡?μ???D?2?á??￠μ???D??á11?￠ó?μ????à1?D???ê?μ?ó|ó?￡?ò??°??μ???ê?oí?¨òé?￡ ò??￠?è?????ì??ê?·￠?1?×??ó????? 1?￠μ±?ò????è?21êà?íμ?ê±oò￡?′óêà??·??§1?2ì￡??ò???y′|?ú?è?????ì??ê????°?ì?ù·￠?1μ?ê±?ú?￡óéóúêy???ú′2￡¨NC￡?μ??êêà￡?·￠?1ò??μáDêy???ó1¤??ê?￡?è??ó1¤?DD?￡¨MC￡??￠èáD????ìμ￥?a￡¨FMC￡??￠èáD????ì?μí3￡¨FMS￡??￠?????ú?ˉ3é???ì?μí3￡¨CIMS￡??￠é??á3???á?ó?′?í3?ú′2íêè?2?í?μ?Dé?a?á?ú′2￡¨ó?3?áùì?íè?ú′2￡?￡?oíó??ú′2í?ê±?à?¨?à3é·￠?1?eà′μ????ù?ó1¤D???ê??￠D?μ????￠D?1¤ò?μ????ü?áo?￡?ê1?úDμ?ó1¤?Dμ?àí?ˉ???è′ó′ó?μμí￡??¨?úê±??′ó′ó???ì￡?2ú?·?êá?oíéú2úD§?ê′ó′óìá??￡?3é?a???ìòμ???áè??ò?-??μ?·￠?1?eμ??T′óμ?í??ˉ×÷ó??￡ò??à1ú?aày￡????ìòμ?ú?à1ú±?ót?a2ú3?×??àμ??-??2???￡??ú90?ê′ú?a?à1ú1ú?úéú2ú×ü?μ￡¨GDP￡???3¤μ?1±?×′?μ?29%?￡ 2?￠??ìì￡?′óá|·￠?1êy???ó1¤??ê??°×°±?￡?ò?3é?aêà???÷1ú?t??μ???????2?￡?ó?êy??×°±???×°??′ú1¤òμoí???ì′?í31¤òμò23é?aêà???÷1ú???ìòμ·￠?1·??ò?￡?ú90?ê′úoó?úè?μ??￠è??￠?à?￠òa??1úμ??ú′22ú?μêy???ˉ?êò?′?μ?51.75%ò?é??￡êy???ú′2ò?3é?aμ±?????ì??ê?μ??÷òa×°±?￡?êy???ó1¤??ê?3é?a?è?????ì??ê?μ??÷á÷￡??a′′×???????′ú???ìòμμ?D?ê±′ú?￡μ3μ?ê?áù′ó?÷è·??3?￡o?°′óá|??D?×°±????ìòμ?±?￡D??D1úμ?×°±????ìòμ?-1y??′úè?μ??°?íoó?ì￡?óè??ê?20?à?êμ??????a·?oí??′ú?ˉ?¨éè￡?ò??-?¨á￠?e±è??íê???￠?àá￠μ?1¤òμì??μ￡???óDá?ò??¨μ????ê??ê??ù′?￡?×üì?éú2ú1??￡ò??óêà??μú?????￡Dí?à?-???§?ò?¤2a￡??D1ú??3é?a?ìó￠1ú?￠?à1ú?￠è?±?oóμ?ó?ò????°êà??1¤3§?±oí?°???ì′ó1ú?±?￡ 3￡?ó|μ±??D?μ??′μ?￡??ò????è?óDá??ùêà1?è?μ?·é?ù·￠?1￡?μ?ó?è?D???òìμ?êà?????ìòμ·￠?1?à±è￡??T???úêD3??o?ùá|￡?2ú?·????oí·￠?1oó?￠é?è?′??ú??′ó2??à?￡???í?ò1ú???°?D?÷?ó1¤??ì?????ó??è??1¤òμ1ú?ò?à±è?à2?20?ê￡??àμ±ò?2?·?éú2ú?óòμ?1????±é2éó?o??óê?μ???￡??ò??ê??êò?1á??μ?à?1¤ò?·?·¨￡??aD???Dèòa?ò???±′y?a???￡?aá?′ù??éú2úá|μ?·￠?1￡??????óòμ?o?ùá|￡??ò????óD×￥×??úó?￡?ó-?óì???￡??üD?1???￡?òy??′′D?￡?′óá|í?1?oí2éó?D???ê??￠D?1¤ò??￠D?2?á?￡?2??üó?ê±??????±??ò??μ???oó???2?￡ ?t?￠???ù?ó1¤￡¨???ù?D?÷￡?·￠?1μ?±?è??÷ê? 1?￠ê×?è??1?°ù?êà′?D?÷·￠?1ê·￡o1900?êμ±ê±μ?μ???2?á??aì???1¤????￡?è?1??ó1¤ò??ù?±??|?100mm￡?3¤500mmμ?ì????á?t￡?Dèòa100·??ó2??üíê3é￡????ú2000?êμ???ìì￡?μ???