The crack surfaces in the web and flange were subjected to visual examination in order to evaluate crack growth regions . 為了估計(jì)各裂紋擴(kuò)展區(qū),對(duì)翼緣和腹板的裂紋表面進(jìn)行了宏觀檢驗(yàn)。
Non - destructive examination of fusion welds . visual examination 熔焊的無(wú)損檢驗(yàn).外觀檢查
Green coffee . olfactory and visual examinations 生咖啡.嗅覺(jué)和視覺(jué)檢查
Non - destructive examination of fusion welds - visual examination 熔焊點(diǎn)的無(wú)損檢驗(yàn).目視檢查
Visual examination of structural steel member 鋼構(gòu)件外觀檢查63