1. This research main goal examines the factor in the understanding urine which sentences by mistake, and the understanding changes to the dihydro codein whether has the similar question.
本研究主要目的在了解尿检误判的因子，并了解改用二氢可待因是否有类似问题。
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2. This research main goal examines the factor in the understanding urine which sentences by mistake, and the understanding changes to the dihydro codein whether has the similar question.
