The south anchorage of Xihoumen Bridge is a gravity type rock-embedded structure cast with large cubic amount of concrete and is typically a very massive concrete block.

西堠门大桥南锚碇为重力式嵌岩结构，混凝土方量大，为典型的超大体积混凝土块体。

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T his paper analysis and discuss the cause of crack, and put forward the way of treatment which could be a reference for the design and construction on anchorage block of penstock.

从多方面分析、论述裂缝产生的原因，详细阐述处理措施，对进一步完善压力钢管镇墩的设计以及制定其施工方案提供参考。

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The portable sampler is used in soil investigation. It is made of a frame of aluminum alloy, a spiral anchorage block, an upset by chain driver, and a turn by bevel gear, etc.

便携软层取样器用于土层勘察取样，主要由铝合金机架、螺旋式地锚、链传动加压及伞齿轮回转等部件组成。

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