高中物理，根据麦克斯韦的电磁场理论，恒定的电场不能产生磁场，那通电恒流导体周围的磁场又如何理解 按照麦克斯韦的电磁场理论，以下说法中正确的是（ ） ...
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恒定的电场的电位移矢量随时间的变化率为0,有全电流定理和安培环路定律，恒定电场不能产生磁场，而由安培环路定律，通电恒流导体周围有磁场。绛旓細鎭掑畾鐨鐢靛満鐨勭數浣嶇Щ鐭㈤噺闅忔椂闂寸殑鍙樺寲鐜囦负0,鏈夊叏鐢垫祦瀹氱悊鍜屽畨鍩圭幆璺畾寰嬶紝鎭掑畾鐢靛満涓嶈兘浜х敓纾佸満锛岃岀敱瀹夊煿鐜矾瀹氬緥锛岄氱數鎭掓祦瀵间綋鍛ㄥ洿鏈夌鍦恒
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