Pump is the drainage and back into the groove of reasonable design, is a gear in the work under the minimum torque force, so the bearing load is small, wear small, pump with high efficiency.
输送皂角泵内有设计合理的泄油和回油槽，是齿轮在工作中承受的扭矩力最小，因此轴承负荷小，磨损小，泵效率高。
Pump is the drainage and back into the groove of reasonable design, is a gear in the work under the minimum torque force, so the bearing load is small, wear small, pump with high efficiency.
泵内有设计合理的泄油和回油槽，是齿轮在工作中承受的扭矩力最小，因此轴承负荷小，磨损小，泵效率高。
There are well-designed pump drain back tank and is exposed in the work gear torque exerted the smallest, so bearing loads of small, wear, pump efficiency.
泵内有设计合理的泄油和回油槽，是齿轮在工作中承受的扭矩力最小，因此轴承负荷小，磨损小，泵效率高。
Pump discharge of oil with reasonable design, gear oil and back at work under minimum torque force bearing load, so small, wear small, pump with high efficiency.
泵内有设计合理的泄油和回油槽，是齿轮在工作中承受的扭矩力最小，因此轴承负荷小，磨损小，泵效率高。
And two kinds of faults that peeling off the bearing outer ring and gear wear are analyzed. Results show that their 2-norm of model parameters change for two failures happened mutation.
实验结果表明，该方法中参数变化量的2 -范数会发生突变，能检测出齿轮磨损和轴承外圈剥落的故障。
And two kinds of faults that peeling off the bearing outer ring and gear wear are analyzed. Results show that their 2-norm of model parameters change for two failures happened mutation.
实验结果表明，该方法中参数变化量的2 -范数会发生突变，能检测出齿轮磨损和轴承外圈剥落的故障。
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