比较端孔导管与侧孔导管。

Comparison of end hole catheters with side hole catheters.

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在逆止器的轴端孔内通过胀套和双平键与从 动轴连接；

The inner part of a shaft end hole of the backstop is connected with a driven shaft through an expansion bush and a double flat key;

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在土体性质相同且注浆压力恒定不变时，灌注桩桩端孔水平向和竖向位移随桩长的增加而减小。

The Vertical and horizontal displacement of ending hole are both decreased with the increase of pile length when the soil and grouting pressure is constant.

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