漂石

卵漂石地层中大口径水井施工方法

Construction of Large Diameter Water Well in Cobble and Boulder Strata

漂石河床一般冲刷的人工神经网络解

Solution of the Artificial Neuron Network to General Scouring in the Boulder Riverbed

激水之疾，至于漂石者，势也；

Defy disease of water , float stone person , even tendency ;

长春市轻轨工程大漂石地层灌注桩成孔钻进技术

The Applications of Bored Pile Drilling Tech. in Large Floating Rock in Changchun Light Rail Project

漂石河床的一般冲刷计算是迄今为止还在研究的课题。

Until now , calculation of general scouring in the boulder riverbed is still under research .

冰河沉淀形成的不分层的土壤，由沙、粘土、砂砾和漂石混合而成。

Unstratified soil deposited by a glacier ; consists of sand and clay and gravel and boulders mixed together .

这对盾构机的选型和盾构的掘进造成许多困难，本文通过研究介绍软土隧道中大漂石的处理与行为预测。

The article presents , after a study , the handling and behavioural forecast of boulder in soft soil tunnel .

漂石河床扩大基础桥墩局部冲刷深度的人工神经网络解

The artificial neural network method used to calculate the depth of local scour of the expending base piers in the boulder riverbed

砾石-地层砂粒度比大直径风动潜孔锤引孔技术在含漂石砾砂层预制桩施工中的应用与研究

The Application and Research of the Large Diameter Air Operated Down Hole Hammer in Guiding-hole for Pile-sinking at the Layer of Gravel and Boulders Mixed Together

现场的详细踏勘分析认为，这与河床堆积砂卵石层中存在的漂石有直接的关系。

It was considered through the detailed reconnaissance in the field analysis that it have a direct relationship with boulder of accumulation sand pebble layer in the river trough .

取得了以下几点主要结论：（1）天然河床漂石&砂卵石介质的粒径特征对渗透系数的影响很大。

The following main conclusions were drawn : ( 1 ) The characteristic diameter index of boulder and sandy gravel media on natural riverbed contributed significantly to the permeability coefficient .

桩基础方案采用井点降水、人工成孔、深层混凝土和大漂石人工切割与静力爆破施工工艺，成功解决了原塔旧址新建问题。

The construction technology of well point unwatering method , manual pore-forming , manual cut deep concret and erratic boulder , static blast are applied in the foundation project , which solves the problem of the new tower built in the old site .