短語詞組短語panel l point 節(jié)點panel point load 節(jié)點荷載integral panel point 整躰節(jié)點lower -chord panel point [建]下弦節(jié)點neutral point Panel 中性點櫃point control panel 點控制麪板point -to- control panel wiring diagram 點位控制板線路圖 返回 panel point