第一部分讨论各种谐波问题，如使供电电压畸变，降低功率因数，增加能量损耗，干扰通讯系统等。
The harmonic problems, such as distorting supply voltage, decreasing power factor, increasing energy loss, interfering with communication systems etc. are discussed in the part one.
叙述了矿井单钩提升系统大马拉小车、无功损耗大、下放段能量白白浪费的问题。
Large single hook lift system in mine has problems in reactive power loss, and energy waste during decentralization.
但是对洋葱状富勒烯的制备研究，目前还存在许多的问题（能量损耗高、收率低等）。
Up to date, there are many some problems in the preparation of nano onion-like fullerenes (a high cost and low yield ).
从移动机器人运动能量损耗的角度对移动机器人全局环境未知时的路径规划问题进行了探索，提出了一种新的基于局部最小能量的路径规划算法。
The robot path planning under unknown plane environments is reviewed from an energy-consuming viewpoint, and a novel path planning algorithm based on the local minimum energy is proposed.
本文应用能量原理和阻尼分析的方法解决了平纹织物复合材料的复杂结构损耗因子的计算问题。
The amplitude frequency characteristic curve and loss factor of laminated damping steel sheet have been calculated and measured with the sine scanning excited method.
本文应用能量原理和阻尼分析的方法解决了平纹织物复合材料的复杂结构损耗因子的计算问题。
The amplitude frequency characteristic curve and loss factor of laminated damping steel sheet have been calculated and measured with the sine scanning excited method.
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