maximum pull-out length 最大拔出长度
With the increase of the anchorage length of the anchor rod, the ultimate pull - out resistance of the anchor rod does not increase linearly, but is less and less obvious by gradual increase.
锚杆随着锚固长度的增加，极限抗拔力并不是线性增加的，而是增加得越来越不明显。
Here you can pull out the whole digestive system model to its full length.
这里，你可把整个消化系统的模型拉至全长。
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