The relation of acetylene content in the header outlet pipe of convertor with the service time of catalyst in the production of PVC by calcium carbide method was introduced.
介绍了电石法PV C树脂生产中转化器出口总管处的乙炔含量与触媒使用时间的关系。
Compared with the ordinary header, the experimental results show that staggered perforated plate header greatly improves the distribution of outlet flow and outlet temperature.
通过实验与工业用基本型封头对比，结果表明错排孔板型封头能够明显地改善换热器出口截面流量和温度分布的不均匀性。
Compared with the ordinary header, the experimental results show that staggered perforated plate header greatly improves the distribution of outlet flow and outlet temperature.
通过实验与工业用基本型封头对比，结果表明错排孔板型封头能够明显地改善换热器出口截面流量和温度分布的不均匀性。
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