...num alloy; specimen size; solution treatment; heating rate; hardening precipitate [gap=21489]关键词：铝合金；试样尺寸；固溶处理；升温速率；强化析出相 ...
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提出了断裂韧性测试中必须注意的试样尺寸要求。
The specimen size requirements of determining fracture toughness are also presented.
本文首先讨论煤矸石的应力-应变、抗剪强度二者与试样尺寸的关系；
This paper firstly presents relationship between stress-strain, shear strength and size sample of gangue.
如果材料试验需用一系列的试样尺寸，则夹具就应当仔细地按试样进行标度。
If a range of specimen sizes is needed for materials tests, the fixtures should be carefully scaled to the specimen.
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