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【单选题】
065-13 杆件受一集中力偏心压缩时,下列结论中正确的是 _______ 。A.
若中性轴穿越杆件的横截面，则压力作用点必然位于截面核心内
B.
若中性轴与横截面边缘相切，则压力作用点必然位于截面核心的边缘上
C.
若中性轴位于横截面的外部，则压力作用点必然位于截面核心的外部
D.
若中性轴的位置离横截在越远，则压力作用点离截面核心也是越远
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