naked-eye observation
常见例句
- Most of the inspection process involves checking the company's files and records, as well as naked-eye observation.
大部分的检查过程包含检查一个公司的档案和记录，以及肉眼观察。
www.chinadaily.com.cn - The common methods to evaluate alloy's anti-tarnishing capability include mainly naked eye observation, weighing weight, microcosmic analysis of corrosion film and spectrophotometer.
常用的评价合金材料抗变色性能的方法主要有肉眼观察法、称重法、腐蚀膜显微分析法和分光光度计法。 返回 naked-eye observation