A、x轴(直线 y=0)对称
B、y<span style="font-size:14px;font-family:宋体"> </span><span style="font-size:14px;font-family:宋体">轴(直线</span><span style="font-size: 14px;font-family:'Times New Roman','serif'"> x=0</span><span style="font-size:14px;font-family:宋体">)对称</span>
C、<span style="font-size:14px;font-family:宋体"> </span><span style="font-size:14px;font-family:宋体">直线</span><span style="font-size: 14px;font-family:'Times New Roman','serif'"> y=x </span><span style="font-size:14px;font-family:宋体">对称</span>
D、<span style="font-size:14px;font-family:宋体">原点</span><span style="font-size: 14px;font-family:'Times New Roman','serif'"> </span><span style="font-size:14px;font-family:宋体">对称</span>
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