Most of the inspection process involves checking the company's files and records, as well as naked-eyeobservation.
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。
2
The wavy lines on the polished surface of jadeit jade are visiable to the nakedeye 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。
3
The common methods to evaluate alloy's anti-tarnishing capability include mainly nakedeyeobservation, weighing weight, microcosmic analysis of corrosion film and spectrophotometer.