furnace pipe hanging door 炉管吊管门
Austenite steel furnace pipe 奥氏体钢炉管
weld of furnace pipe 炉管焊缝
furnace pipe acce door 炉管检修门
furnace pipe access door 炉管检修门
The furnace pipe number, welded joint number and weld worker Numbers...
施焊位置应标注炉管号、焊缝号、焊工号。
The furnace pipe in cracking reactor is an important part of ethylene unit.
裂解反应器炉管是乙烯装置中的重要设备部件。
The working condition of coking furnace was severe. The coking in furnace pipe cannot be avoided.
焦化加热炉的工作条件较苛刻，炉管内的结焦难以避免。
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