【摘要】 预过载技术对机械制造业有非常重要的实用价值。首先可用以检查制出的成品是否存在强度上的缺憾,这种检查方法是任何一种无损探伤法不能与之相比的。其次对成品可以起列强化作用。本文着重介绍了国外预过载技术发展状况。更多还原

【Abstract】 There are very important values of preoverloading technigue for machinery industry. First, the manufactured products are tested by this technique whether or not the defects on strength were existed,this testing method has superiority over any type of harmless flaw detections, second, this technique can bring about the strengthening action for products. This paper introduces internal and external developing condition of preoverloading technique.更多还原