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汉语拼音：jī bō

1.复合波的最低频率分量。

2.在复杂的周期性振荡中，包含基波和谐波。和该振荡最长周期相等的正弦波分量称为基波。相应于这个周期的频率称为基本频率。频率等于基本频率的整倍数的正弦波分量称为谐波。

基波 [jī bō]

• Fundamental - wave balance principle based on equivalent thrust is presented in this paper.

  文中在等效推力的基础上,提出基波平衡原理.

• Baseline sonography findings - All lesions were located on the pancreatic tail.

  基波超声所见― ― 所有病灶位于胰腺的尾部.

• Methods 103 cases with calculus in pelvic ureter were examined by conventional fundamental imaging ( FI ) and - HI.

  方法对比分析103例盆段输尿管结石的常规基波成像 ( FI ) 与组织自然谐频成像(THI) 的结果.

• Load flow analysis is the most fundamental work for power system operation and planning.

  基波负载潮流分析是电力系统运转与规划最基本的工作.

• The harmonic winding and harmonic winding no - load property curve are gained when field current is change.

  通过改变励磁电流的大小,得到了基波绕组和三次谐波绕组的 空载 特性曲线.

• In this paper, a instantaneous first - harmonic current detecting method based on cosine FIR filter is introduced.

  文章提出了一种基于有限长余弦型单位脉冲响应滤波器的实时基波电流检测方法.

• A series active power filter based on fundamental magnetic flux compensation has been developed and tested.

  研究了基于基波磁通补偿的串联型有源滤波器.

• The PWM compensation winding are applied to produce fundamental currents, which are compensation windings.

  快速、准确、实用的负序基波电流检测方法对于电能质量监测与控制 、 继电保护等具有极其重要的意义.