embedment

The pile repletion measurement, drilling, the embedment of the steel casing and pile drilling are emphasized.

强调了桩位复测、护筒埋设 、 钻孔 、 成孔等每道工序在检查过程中需注意的问题.

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The difficulty also becomes greater. The depth of embedment at the tunnel portal is shallow.

隧道的长度、断面都是空前的,难度也大于以前.

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