Methods: Adopt some methods such as receptor binding assay, hot plate, the tail withdrawal reflex, EEG, hemodynamics and the randomized double blind evaluation.

方法：应用受体结合、热板、甩尾反射、EEG、血流动力学、随机双盲评价等方法。

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Answer: the first to assay the following fe content, if iron content high, can use magnetic pulley cast the tail.

答：先化验以下铁含量，如果铁含量高，可以采用磁滑轮抛尾。

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