ring filling

Contrast Test of Reinforcement Penetration Method and Ring Sampler Method for Sand Filling Compactness

填砂密实度的钢筋贯入法与环刀法对比试验

The water filling and pressure maintaining system mainly included: pressure pump and its control device, blockage end at the spiral case inlet, sealing ring on the stay ring of turbine, etc.

蜗壳内充水保压系统，主要包括加压水泵及其控制装置、蜗壳进口闷头、座环密封环等组成。

Objective To discuss the experience and its reason of complication of tensionless filling ring for recurrence groin hernia.

目的探讨疝环充填式无张力疝修补术治疗复发性腹股沟疝的经验，以及发生并发症的原因。

It is an economical method to improve ground bearing capacity by filling water to strengthen tank ground in advance. As strength conveniently coming, the monitoring which goes on with ring wall of tank is important for ensuring security.

用充水预压的方法来加固油罐地基是一种经济便捷地提高地基承载力的方法，对油罐的环墙进行监测是实施这种方法时保障其安全的重要手段。