车间的质量指标和清洁程度。
但是，一些内科医生仍对该手术方法的实际清洁程度持怀疑态度。
But some physicians wonder how clean the procedure can actually be.
它包括建议的目标系统的组成部分和不同的清洁程度显微照片样本清洁准则。
It includes recommended target cleanliness guidelines for system components and photomicrograph samples of different cleanliness levels.
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