如果土的竖向自重应力记为<img src="https://zk.995w.com/lqwvjeImg/f0/f066e87049fbe682ab8d466e1165a098.png" >cz,侧向自重应力记为<img src="https://zk.995w.com/lqwvjeImg/f0/f066e87049fbe682ab8d466e1165a098.png" >cx,则二者关系为( )。<br>·<img src="https://zk.995w.com/lqwvjeImg/f0/f066e87049fbe682ab8d466e1165a098.png" cz<<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/uploadFile/photo/1698131689605_361adcec37464f54982d8728ff9bcd30.png" >cx<br>·<img src="https://zk.995w.com/lqwvjeImg/f0/f066e87049fbe682ab8d466e1165a098.png" cz=<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/uploadFile/photo/1698131724861_c9b4b0befe7c4f0c8a289e01652a13cd.png" >cx<br>·<img src="https://zk.995w.com/lqwvjeImg/f0/f066e87049fbe682ab8d466e1165a098.png" cz=K0<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/uploadFile/photo/1698131733438_9008520c42a6422780836352fbbe28a5.png" cx<br>·<img src="https://zk.995w.com/lqwvjeImg/f0/f066e87049fbe682ab8d466e1165a098.png" cx=K0<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/uploadFile/photo/1698131740724_674293c46b3d4fcc9357acb52d4e482e.png" >cz