Screw lock ring heat exchangers as main equipments are used in hydrogenation cracking plant which have many shortcomings.
传统的加氢裂化装置主要换热器采用的是螺纹锁紧环式换热器，存在许多缺点。
An analysis was conducted of the common faults and their causes of the high pressure screw lock ring heat exchangers found in inspection and repair, and some solutions were proposed.
对螺纹锁紧环式换热器检修过程中常出现故障及原因进行了分析，并提出解决办法及建议。
Screw the carpenter screwed a lock on the door.
木匠用螺丝钉将锁钉在门上。
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