water sucker

Small tadpole-shaped cold-water fishes with pelvic fins forming a sucker; related to lumpfish.

小的蝌蚪形冷水鱼，长有形成吸盘的腹鳍；与圆鳍鱼科有关。

At the same time, there exist a lot of problems in the rod-pumped wells of polymer flooding compared with water flooding, such as greater ergogram, lower pumping efficiency, eccentric wear of the sucker rod, shorter period of pump checking, etc.

与此同时，聚驱抽油机井与水驱抽油机井相比有诸如示功图肥大、泵效下降、抽油杆偏磨、检泵周期缩短等问题。

Some factors including water content and submergence depth which is related to sucker rod and oil tube wear were analyzed. Measures of protection eccentric wear, mainly are lower sinker rod and centralizer, were designed and calculated.

对影响杆管偏磨的含水率、沉没度等因素进行了分析，对防偏磨措施加重杆和扶正器进行了设计与计算。

( computer science) one of the circular magnetic patterns on a magnetic disk that serve as a guide for writing and reading data. small tadpole-shaped cold-water fishes with pelvic fins forming a sucker; related to lumpfish.

用于计算机科学中的术语，磁盘上用于存取数据的磁性圆圈。小的蝌蚪形冷水鱼，长有形成吸盘的腹鳍；与圆鳍鱼科有关。