“up-and-down method”的概念、定义、翻译、参考文献-科学参考

单词	up-and-down method
释义	up-and-down method [¦ǝp ǝn `dau̇n ´meth·ǝd] ^STATISTICS A technique which uses a unit sequential method of testing; the level of variable at each experiment is raised or lowered depending on the outcome of the previous test.
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