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关注：1
2013-05-23 12:21
求翻译：通过力学性能测试，止裂强化后，40CrNiMo试件的显微硬度、抗拉强度、冲击性能均得到了不同程度的提高，获得良好的综合力学性能。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
通过力学性能测试，止裂强化后，40CrNiMo试件的显微硬度、抗拉强度、冲击性能均得到了不同程度的提高，获得良好的综合力学性能。
问题补充： |
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2013-05-23 12:21:38
Through the testing of mechanical properties, enhanced crack, 40crnimo specimen's hardness, tensile strength, impact performance has been improved to varying degrees, good mechanical properties.
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2013-05-23 12:23:18
Performance testing by mechanics, and strengthening the cleft CrNiMo test specimen after 40, the micro-hardness, tensile strength, impact performance has been improved by varying degrees, to the mechanics of good performance.
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2013-05-23 12:24:58
正在翻译，请等待...
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2013-05-23 12:26:38
Mechanical properties testing through, crack a hardened, micro hardness, tensile strength of 40CrNiMo specimen, the impact of increasing performance are different, be nice synthetic mechanical property.
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2013-05-23 12:28:18
Through mechanics performance test, after stops the crack strengthening, the 40CrNiMo test sample microhardness, the tensile strength, the impact performance obtained the varying degree enhancement, obtains the good comprehensive mechanics performance.
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