chemical pipeline meaning in English

化学品管线

The vibration analysis of the chemical pipeline arose from the fluid source of vibration
聚丙烯装置急冷液泵振动原因分析及改进
Glass fibre reinforced polyester resin pipes , fittings and joints for use in chemical pipelines ; technical delivery conditions
化工管路用玻璃纤维增强式聚酯树脂管道配件和接头
Abstract : the problem of vibration arose from the fluid source of vibration is analysed using the method of spot measurement , numerical calculation . an analysis method to reduce the chemical pipeline vibration is put forward
文摘:以某炼油厂的一条加氢管线振动为例，对管线中流体振源引起的振动问题从现场测试和数值计算等方面进行分析研究，提出了一套用于减轻石化管线振动的分析方法。
In the machinery industry , the sodium citrate is widely used for replacing sodium cyaniding to clean the metal surface of heat exchanger metal surface and the chemical pipeline , because of its nonpoisonous , no pollution , high combine performance , it is good buffer and complexing agent in the electroplate industry
在机械造业中，柠檬酸纳由于无毒、无污染，高整合性能，因此广泛用于替代氰化钠，处理金属表面热交器和化工管道的清洗剂，是电镀工业良好的缓冲剂和络合剂。