通过实验室和生产性试验，研究了灰底涂布白纸板生产过程中白水循环使用对废新闻纸脱墨工艺及产品质量影响。
It was studied that the effects of white water cycling in the process of ashy bottom coating board on the deinking technology of old news paper and products quality.
本公司主要生产灰口铸铁、球墨铸铁、蠕墨铸铁、耐热、耐冷及耐腐蚀等特种铸件。
Our company can produces grey iron, ductile iron, compacted graphite cast iron, heat resisting cast iron, cold resisting cast iron, and corrosion cast iron.
闪电瞥过长空，照见满天的乌云现在不复是墨灰的一片，而是分了浓淡。
Flashes of lightning lit up the dark, cloudy sky, whose uniform leaden gloom HAD by now broken up into patches of black and grey.
我们为客户提供优质的铸铁产品，它们包括HT150-HT300的灰口铸铁件及QT400-QT700的球墨铸件件。
We provide high quality casting products for our customers including gray cast iron HT150-HT300 and ductile iron QT400-QT700.
当印金墨时，几黄的底色；印银墨时，用灰的底色等。
When printing gold, a yellow primer is used, when printing silver, a grey primer is used, etc.
当印金墨时，几黄的底色；印银墨时，用灰的底色等。
When printing gold, a yellow primer is used, when printing silver, a grey primer is used, etc.
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