The neutral-point balancing is an inherent problem of the three-level NPC inverter.
中点电位平衡问题是三电平npc逆变器的一个固有问题。
The inter-cell interference is an inherent problem in cellular mobile communication systems.
小区间干扰是蜂窝移动通信系统中的一个固有问题。
Laser carbonization is an inherent problem frequently encountered in the measurements of surface-enhanced Raman scattering (SERS), especially for the reactive molecules.
碳化是表面增强拉曼光谱中难以避免的干扰现象，特别是对于活性有机和生物分子的检测。
The tooth profile of gear pump is involute in general. Though the involute profile is easy to design and manufacture, it also brings the inherent problem of oil trapping.
齿轮泵转子的齿廓型线一般为渐开线，渐开线型线虽设计加工方便，但存在原理性的困油现象；
The tooth profile of gear pump is involute in general. Though the involute profile is easy to design and manufacture, it also brings the inherent problem of oil trapping.
齿轮泵转子的齿廓型线一般为渐开线，渐开线型线虽设计加工方便，但存在原理性的困油现象；
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