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。
The wavy lines on the polished surface of jadeit jade are visiable to the naked eye or observation under magnification.
通过肉眼和放大镜下观察，翡翠玉器的抛光表面一般都可见到微波状起伏，即微波纹。
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。
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