chemical production短语¹⁰⁶¹⁰⁰⁺⁵ 基本例句 化工生产 Hebei's industries include textiles, coal, steel, iron, engineering, chemical production, petroleum, power, ceramics and food. 河北的工业主要包括纺织、煤炭、钢铁、工程、化工、石油、能源、陶瓷和食品等。 chinafanyi This provided a new approach to prevent SCC of various vessels and pipelines in chemical production service. 通过这个典型事例，为国内各类化工容器或管道的防止应力腐蚀开裂提供了一条新途径。 cnki