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单词
control sample
释义
control sample
control sample
[
kən′trōl ‚sam·pəl
]
(analytical chemistry)
A material of known composition that is analyzed along with test samples in order to evaluate the accuracy of an analytical procedure. Also known as check sample.
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semq
sem-r
semr
sem raca definida
semrcog
semre
sem-rev
semrl
semru
semry
sems
semsa
semsec
semsem
semsettin sami
semseyite
semsig
semsim
semsoa
semsoc
semster
semt
rates him at
rates him below
rates himself above
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更新时间:2025/10/14 4:13:35