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单词 θ86377
释义
the world > action or operation > endeavour > trial or experiment > trial, test, or testing > [noun] > specific tests or testing > test of materials or equipment > piece prepared for (2)
test-piece1876

(a) a piece of anything used for testing; = test specimen n.; (b) a piece performed by each of the competitors in a musical contest to determine…

test specimen1894

a piece of metal, etc. prepared for a mechanical test.

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更新时间:2024/9/22 23:30:52