清晰度试验 meaning in English

articulation test

Test methods for image clarity of anodic oxide coatings on aluminium and aluminium alloys - part 2 : instrumental method
铝和铝合金阳极氧化涂层显像清晰度试验方法.第2部分:仪表法
Test methods for image clarity of anodic oxide coatings on aluminium and aluminium alloys - part 1 : chart scale method
铝和铝合金阳极氧化覆层图相清晰度试验方法.第1部分:图表比例法
Tests for reprographic use ; fundamental assembly of typographical characters for legibility tests and test chart for destination of resolving power
复制用试验.第2部分:清晰度试验用印刷字符基本装置和