Quality-control strains的用法和樣例：
例句
- The urinary iodine internal quality control samples provided an important method for quality assurance of urinary iodine analytical determination.
尿碘實驗室內質控樣為尿碘測定分析質量保證體系提供了一個重要手段。 - Quality control in the andrology laboratory is often seen as problematic, and many laboratories do not routinely employ QC procedures in semen testing.
男科學實驗室的質控常常被認為是存在有問題的，在進行精液分析時許多實驗室並不按常規進行質量控制。
