permanent preparation

• 持久标本,永久制备,永久标本

permanent preparation的用法和样例：

例句

1. Sample preparation, including compression and injection molding, and specimen machining.
   样品制备，其中包括压缩和注塑成型，标本加工。
2. These disorders are confirmed by a positie sickle preparation and this label is applied to the person, regardless of the symptomology experienced.
   其可通过镰状细胞标本阳性得到确诊，而无须考虑病史。