词汇	oil-ring bearing
释义	oil-ring bearing 油环轴承,油环润滑轴承
随便看	Underground heat storage underground heat storage system Underground heat transfer underground heat water underground height measurement underground height mersurement underground heterogeneity underground high performance underground high performance concrete underground hole undergroundhorizontal control survey underground horizontal control survey underground hospital underground hotbed underground hotel underground hot-water features underground house underground houses underground humid soil underground hydrant underground hydraulic power plant underground hydraulic station underground hydrodynamics underground hydroelectric power station underground hydro-electric station