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1.ÖУº ËÄÖÖÔØºÉÏÂÓ¦±ä·ùÖµµÄ±ä»¯Çé¿öÔÚÕû¸öÊÙÃüÄÚ±»¹Û²â Ó¢£ºthe variations of the strain amplitude of the four loadings were observed during the entire life. ÎÊÌ⣺3¸ötheºÍ2¸öofÁ¬ÔÚÒ»ÆðÊDz»ÊDz»Ì«¶Ô£¿ 2.Ò»¸öÇúÏßͼÊÇÊÔÑé²âÁ¿½á¹û ÎÊÌ⣺ÃèÊöÕâ¸öÇúÏßͼʱ£¬ÊÇ·ñÒªÒ»Ö±Óùýȥʱ̬£¿ 3.Ó¢£ºThe micro-cracks always initiates on the planes with maximum shear stress (strain) no matter whether the material is subjected to proportional or non-proportional loading. ÎÊÌ⣺no matter ±íʾÎÞÂÛÊÇ·ñ¿ÉÒÔ·ÅÔÚ¾äÖУ¿¿ÉÒԵĻ°Ç°ÃæÊÇ·ñÒª¼Ó¶ººÅ£¿ 4.Ó¢£ºStage I takes most part of the fatigue life and it consists of two sub-stages. ÎÊÌ⣺ÕâÀïÓÃtakes most part of ±íʾ¡±Õ¼¾ÝÖ÷Òª²¿·Ö¡°ºÏÊÊÂð£¿andǰҪ²»Òª¼Ó¶ººÅ£¿ |
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RXMCDM
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- ·ÒëEPI: 530
- Ó¦Öú: 401 (˶ʿ)
- ¹ó±ö: 1.908
- ½ð±Ò: 38947.6
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- Ìû×Ó: 11453
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- ³æºÅ: 2739168
- ×¢²á: 2013-10-20
- ÐÔ±ð: GG
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- ¹ÜϽ: ÂÛÎÄ·Òë

3Â¥2014-08-12 23:26:49
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ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)
Translator and Proofreader
- ·ÒëEPI: 1690
- Ó¦Öú: 452 (˶ʿ)
- ½ð±Ò: 31580.9
- ºì»¨: 100
- Ìû×Ó: 7681
- ÔÚÏß: 19966.6Сʱ
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- ×¢²á: 2014-07-17
- רҵ: Ö×Áö·¢Éú
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RXMCDM: ½ð±Ò+1, ¶àлӦÖú£¡ 2014-08-12 23:17:26
ÏèÓÚÌìÏÂ: ½ð±Ò+7, ¡ï¡ï¡ïºÜÓаïÖú 2014-08-13 09:51:56
RXMCDM: ½ð±Ò+1, ¶àлӦÖú£¡ 2014-08-12 23:17:26
ÏèÓÚÌìÏÂ: ½ð±Ò+7, ¡ï¡ï¡ïºÜÓаïÖú 2014-08-13 09:51:56
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2Â¥2014-08-12 21:08:06














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