grade n. 1.等級(jí),級(jí)別;階段;程度,標(biāo)準(zhǔn),水平。 2.〔美國(guó)〕(中小學(xué)的)年級(jí);某一年級(jí)的學(xué)生。 3.〔pl.〕 〔美國(guó)〕小學(xué)校 (=grade school). 4.(學(xué)??荚嚨?評(píng)分等級(jí)。 5.〔主美〕坡度,斜坡,傾斜度。 6.【畜牧】改良雜種。 7.【語(yǔ)言學(xué)】母音交替。 a poor grade of tea 低級(jí)茶。 grade A eggs 甲級(jí)雞蛋。 teach in the grades 做小學(xué)教師。 at grade 〔美國(guó)〕在同一水準(zhǔn)面上。 make the grade 1. 上陡坡。 2. 達(dá)到標(biāo)準(zhǔn);成功。 on the down grade 走下坡路,在衰敗中。 on the up grade 走上坡路,在興盛中。 up to grade 合格。 vt. 1.定…的次序,定…的等級(jí),給…分類,給…分級(jí)。 2.〔美國(guó)〕減緩(坡度);【地質(zhì)學(xué);地理學(xué)】均夷;使(色調(diào))漸濃[漸淡]。 3.給…記分?jǐn)?shù)。 4.【畜牧】通過(guò)雜交改良 (up)。 vi. 1.屬某種等級(jí)。 2.(顏色等)漸次調(diào)和[變化]。
Rust preventive oils and greases . evaluation of rusting grade 防銹油脂試驗(yàn)試片銹蝕度試驗(yàn)法
Rust grades and preparation grades of steel surfaces before application of paints and related products 涂裝前鋼材表面銹蝕等級(jí)和除銹等級(jí)
Preparation of steel substrates before application of paints and related products - visual assessment of surface cleanliness - rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings 涂油漆和有關(guān)產(chǎn)品前鋼基底預(yù)處理.表面清潔度的目視評(píng)定.未涂鋼基底和全面清除原有涂層后鋼基底材的銹蝕等級(jí)和處理等級(jí)
Preparation of steel substrates before application of paints and related products - visual assessment of surface cleanliness - specification for rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings 涂料和有關(guān)產(chǎn)品應(yīng)用前鋼基片的制備.表面清潔度視覺(jué)評(píng)定.未涂層鋼基片和鋼基片全部清除原涂層以后生銹程度和制備程度的規(guī)范
Preparation of steel substates before application of paints and related products - visual assessment of surface cleanliness - part 1 : rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings informative supplement : representative photographic examples of the change of appearance imparted to steel when blast - cleaned with different abrasives 涂裝油漆和有關(guān)產(chǎn)品前鋼材預(yù)處理.表面清潔度的目測(cè)評(píng)估.第1部分:原涂層全部清除后無(wú)涂層鋼材和鋼材的銹蝕等級(jí)和除銹等級(jí)及參考性補(bǔ)充:用不同磨料進(jìn)行噴丸處理時(shí)鋼材表觀改變的典型樣版照片