Most of the inspection process involves checking the company's files and records, as well as naked-eye observation. 大部分的檢查過(guò)程包含檢查一個(gè)公司的檔案和記錄，以及肉眼觀察。 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. 常用的評(píng)價(jià)郃金材料抗變色性能的方法主要有肉眼觀察法、稱重法、腐蝕膜顯微分析法和分光光度計(jì)法。