裂解反应器炉管是乙烯装置中的重要设备部件。
The furnace pipe in cracking reactor is an important part of ethylene unit.
锅炉管理工作的内涵包括锅炉安全管理和经济管理。
The connotation of boiler's management consists of boiler's safety management and economic management.
锅炉管理工作的内涵包括锅炉安全管理和经济管理。
The connotation of boiler's management consists of boiler's safety management and economic management.
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