Production practice linked, examination and repair steps such as shut-down, reactor cleaning, pressure's examination, cool vacuum etc in production process of polyester are discussed.
结合生产实践，介绍了聚酯生产过程中各检修步骤，其中包括停车、反应釜煮洗、系统冷却降温、设备检修及工艺改造、压力试验等。
The tilting cooling bed makes continuously cast billets or bloomed billets cool down quickly and equally during conveying and self-straighten during cooling process.
翻钢冷床能使连铸坯或初轧坯在移送过程快速均匀地冷却并自行矫直。
The tilting cooling bed makes continuously cast billets or bloomed billets cool down quickly and equally during conveying and self-straighten during cooling process.
翻钢冷床能使连铸坯或初轧坯在移送过程快速均匀地冷却并自行矫直。
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