... [土壤] soil density ; soil compaction 型砂紧实度 sand compaction 紧实度计 compactness meter ...
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Sand Compaction Pile Method 夯实砂桩法 ; 挤压砂桩工法 ; 砂桩加固法
Sand compaction pile 挤密砂桩
sand compaction curve 沙丘压实曲线
Method sand compaction pile 夯实砂椿法
dry sand compaction by vibration 干砂振动紧实
vibroflotation sand compaction pile 振冲挤密砂桩
sand-gravel compaction pile 挤密砂石桩
compaction sand pile 挤密砂桩
The process and mechanism of sand compaction are elucidated.
阐述了其实砂过程及实砂机理。
The main factors influencing sand compaction on EPC are vibration acceleration and negative pressure.
消失模铸造工艺影响干砂紧实的主要因素是振动加速度和负压度。
The test results showed that: two-step air impactmoulding process can achieve the moulds with high and uniform sand compaction;
前言： 研究表明：双冲击造型可以大大提高砂型紧实度及其均匀性；
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