There are a variety of coffee cup materials available in the market to see if porcelain, pottery, stainless steel, bone China coffee cups and other numerous.
咖啡杯的材质有很多种,市面上见到的如瓷器,陶器,不锈钢,骨瓷等不一而足咖啡杯。
The international market for raw materials, such as coal and iron ore, has been characterized by increased volatility. How does this affect steel companies ?
如煤炭和铁矿石为原料,国际市场波动加剧的特点。这将如何影响钢铁企业?
But steel structure residence has many shortfalls on materials, technology, economy and market, as it is in groping phase in our country.
我国钢结构住宅尚处于探索起步阶段,从建筑材料、生产技术、防火技术、经济性及市场可接受程度,都有许多不完善之处。
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