A、<span style="font-size: 14px; font-family: 宋体;">土的压实功</span>
B、<span style="font-size: 14px; font-family: 宋体;">土的厚度</span>
C、<span style="font-size: 14px; font-family: 宋体;">土的颗拉级配</span>
D、<span style="font-family: 宋体; font-size: 14px;">土的性质和含水量</span>