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- Based on the theory of particle flow code (PFC), the numerical analysis model is established to study the anchorage mechanism of sand consolidated anchorage prestressed bolt. 摘要基于颗粒流理论，建立分析砂固结预应力锚杆锚固性能的颗粒流数值分析模型。
- Based on the theory of particle flow code(PFC)t,he numerical analysis model is established to study the anchorage mechanism of sand consolidated anchorage prestressed bolt. 基于颗粒流理论,建立分析砂固结预应力锚杆锚固性能的颗粒流数值分析模型。
- sand consolidated anchorage prestressed bolt 砂固结内锚头预应力锚杆
- The anchorage force of consolidated anchorage with prestressed bolt is actually the friction resistance between sand and the wall of drill hole. 砂固结预应力锚杆的锚固力是由砂体与锚孔壁之间的摩擦力提供的。
- sand consolidated prestressed bolt 砂固结预应力锚杆
- The sand consolidation effectiveness of resinous sand consolidation agents for oil and water wells at middle low temperature is evaluated experimentally. 研究了树脂型固砂剂在中低温油水井中的固砂效果。
- Ouch! The sand is so hot! I can burn my feet. 哎哟！沙子这么烫！会烫伤脚的。
- The two companies consolidated last year. 这两个公司去年合并了。
- The sand blew into the food and made it gritty. 砂吹进食物中，里边尽是砂子。
- During research of application of compound oil sand consolidating agent with high efficiency,applied experiment of process parameter and improvement of matching technique are conducted. 在高效复合油砂胶结剂现场应用研究中，先后进行了工艺参数应用试验及配套工艺改进与完善，总结出该技术在稠油井防砂中的规律。
- The troops consolidated their position. 部队巩固了阵地。
- The children were playing in the sand pit. 孩子们在沙坑中玩耍。
- All the debts have been consolidated. 所有债务均已合并。
- A new modified furan resin sand consolidation agent has been researched due to sand produc tion in moderate shallow fine siltstone reservoir,and it has been applied successfully in Qinhai oil field. 针对我国中浅层细粉砂岩油藏开采过程中严重出砂的问题 ,研制出一种新型改性呋喃树脂固砂剂 ,并在青海油田中浅层细粉砂岩油藏水井防砂应用成功。
- The tractor has make deep furrow in the loose sand. 曳引机在松软的沙土上留下了深深的车辙。
- When using beetle for sand control, the cost is low, surface viscosity is low, pumpability is good, operation is simple, and both the strength and permeability after sand consolidation are high. 改性脲醛树脂用于防砂,成本低、地面粘度小、可泵性好、施工操作方便,固砂后强度、渗透率均较高,有一定的应用前景。
- The sun blazed down on the sand. 阳光强烈地晒在沙滩上。
- Shelter and anchorage for ships. 船的停泊处和抛锚处
- His company was built on the sand. 他的公司根基不稳固。
- The river has scour out a passage in the sand. 这条河在沙土中冲出一条水道。
