凝汽器铜管的脏污程度严重时将影响凝汽器内的传热效果。
Cleanness coefficient of tubes imposes great impact on heat transfer in condensers.
凝汽器铜管的氨腐蚀，是造成凝汽器泄漏和给水含铜的重要原因。
Ammoniac Corrosion of condenser copper tubes is the major cause of condenser leakage and copper content in boiler feed water.
在凝汽器特别是空抽区，采用B_（30）白铜管可有效地防止凝汽器铜管的氨腐蚀。
Using B30 paktong tubes in condenser, especially in air extracting area, can significantly prevent condenser tubes from corrosion.
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