1、
The cracking cause and repair procedure at pump bonnet are discussed in the paper.
阐述了炼油厂焦化车间新180泵头盖裂纹的成因以及制定合理修复方案和工艺的过程.
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2、
3、
Application of Roll-over Drill Jig in Processing Engine Oil Pump Front Bonnet of Diesel Engine
翻转式钻模在柴油机机油泵前盖加工中的应用
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