[{"data":1,"prerenderedAt":106},["ShallowReactive",2],{"word-reactance":3},{"source":4,"data":5,"quality_score":104,"lastmod":105},"static_word_details",{"lemma":6,"phonetic":7,"pos":9,"definition_zh":11,"usage_points":12,"collocations":31,"examples_basic":57,"examples_advanced":67,"common_mistakes":77,"synonyms_nuance":86,"diff_pairs":95,"word_family":99},"reactance",{"us":8,"uk":8},"ri'æktәns",[10],"名词","电抗，指电路中电感或电容对交流电流的阻碍作用。",[13,19,25],{"title":14,"content":15,"examples":16},"基本定义与物理意义","Reactance 是交流电路中的核心概念，描述电感（Inductive Reactance）和电容（Capacitive Reactance）如何阻碍电流变化，单位为欧姆（Ohm）。",[17,18],"The reactance of the inductor increases with frequency.","Capacitive reactance decreases as the signal frequency rises.",{"title":20,"content":21,"examples":22},"与电阻的区别","Reactance 不同于电阻（Resistance），它不消耗能量，而是储存和释放能量，且随频率变化。",[23,24],"Unlike resistance, reactance does not dissipate power as heat.","The total impedance combines both resistance and reactance.",{"title":26,"content":27,"examples":28},"在电路分析中的应用","常用于计算交流电路的阻抗（Impedance），公式为 Z = √(R² + X²)，其中 X 代表总电抗。",[29,30],"Engineers calculate impedance by considering both resistance and reactance.","High reactance can limit current flow in high-frequency circuits.",[32,39,45,51],{"type":33,"items":34},"noun",[35,36,37,38],"inductive reactance","capacitive reactance","total reactance","net reactance",{"type":40,"items":41},"verb",[42,43,44],"measure reactance","calculate reactance","minimize reactance",{"type":46,"items":47},"adjective",[48,49,50],"high reactance","low reactance","purely reactive",{"type":52,"items":53},"preposition",[54,55,56],"reactance of an inductor","reactance at a frequency","in terms of reactance",[58,61,64],{"en":59,"zh":60},"The capacitor's reactance opposes the flow of alternating current.","电容的电抗阻碍交流电的流动。",{"en":62,"zh":63},"Inductive reactance is proportional to the frequency of the signal.","电感电抗与信号频率成正比。",{"en":65,"zh":66},"In this circuit, the reactance dominates over resistance.","在此电路中，电抗的作用超过电阻。",[68,71,74],{"en":69,"zh":70},"At resonance, the inductive and capacitive reactances cancel each other out, leaving only resistive impedance.","在谐振时，感抗和容抗相互抵消，仅剩下电阻性阻抗。",{"en":72,"zh":73},"Power factor correction often involves adding capacitors to reduce the net reactance in industrial systems.","功率因数校正通常通过添加电容器来减少工业系统中的净电抗。",{"en":75,"zh":76},"The phase shift between voltage and current is directly influenced by the magnitude of the reactance.","电压与电流之间的相位差直接受电抗大小的影响。",[78,82],{"wrong":79,"right":80,"explanation":81},"The resistance of the capacitor is high because of its reactance.","The reactance of the capacitor is high, but it does not have resistance.","电容没有电阻，只有电抗；两者概念不同，不能混用。",{"wrong":83,"right":84,"explanation":85},"Reactance consumes energy like a resistor does.","Reactance stores and releases energy, unlike resistance which dissipates it.","电抗是储能元件，不消耗能量；电阻才消耗能量转化为热。",[87,91],{"word":88,"difference":89,"example":90},"Impedance","Impedance 包含电阻和电抗的总和，而 reactance 仅指电抗部分。","The impedance of the circuit is 50 ohms, with a reactance component of 30 ohms.",{"word":92,"difference":93,"example":94},"Opposition","Opposition 是更通用的术语，可指任何对电流的阻碍，而 reactance 特指交流电路中的电抗。","The opposition to current flow in AC circuits is called reactance.",[96,97,98],"reactance vs resistance","inductive reactance vs capacitive reactance","impedance vs reactance",[100,101,102,103],"reactive","reactively","reaction","reactor",75,"2026-03-27T16:32:35.323Z",1784307044185]