管道的约束条件、砂床特性和加载速度对管道稳定性均有影响。
Furthermore, the constraint condition, sand property and loading velocity all affect the pipeline stability to a certain degree.
因此，研究循环孔隙水压力作用下砂床土体的力学行为对海岸和近海工程有重要意义。
Therefore, it's very important to study the mechanical behavior of sand soils under the action of cycle pore water pressure for coast and offing engineering.
用FA型可视式中压砂床滤失仪对聚丙烯酰胺和棉纤维复合堵漏剂进行了室内试验研究。
Laboratory experiments were done on the evaluation of a composite lost circulation material (LCM) prepared by Polyacrylamide and cotton fibers on a FA Model Filter tester.
根据最终状态概率代表颗粒运动趋势的原理，砂床高度的变化应是床层表面颗粒运动状态转换的结果。
The probability of the final movement of grain can indicate its movement tendency, and the change of the sand-bed height can reflect the transformation status of grain movement.
泥浆的主要功用之一是通过自身的循环，有效地清除钻孔内破碎下来的岩屑，特别是对于水平孔，可以避免砂床的形成，减少钻孔内的事故。
Drilling mud can clean out the cuttings by its circulation, especially for horizontal hole, it can avoid the sand-bed formation and reduce downhole troubles.
结合石英砂滤床模型试验，研究了石英砂滤床的除酚效果与机理，提出了相关数学模型，并通过工程实例进行了验证。
By the experiment on quartz sand filter, the effect and mechanism of phenol removal were studied. A related mathematical model was presented and demonstrated by a project case.
针对工业装置运行中的实际问题，在综合热态流化床实验台上研究了不同运行参数下石英砂的磨损规律。
Referring to some problems in industrial devices, the attrition of quartzite particles at various operational parameters in a hot fluidized bed was investigated.
发芽床设立了纸上、纸间和砂中三水平。
在原有单循环流化床条件下，以稻壳粉、稻壳、玉米秸粉，三种生物质为原料：以河砂为试验装置床料； 以空气为气化剂，进行生物质气化工艺试验。
The rice husk powder, rice husk, corn stalk powder were used for gasification experiments and river sand was used as bed material in CFB, and the air was used as gasifying agent.
在原有单循环流化床条件下，以稻壳粉、稻壳、玉米秸粉，三种生物质为原料：以河砂为试验装置床料； 以空气为气化剂，进行生物质气化工艺试验。
The rice husk powder, rice husk, corn stalk powder were used for gasification experiments and river sand was used as bed material in CFB, and the air was used as gasifying agent.
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