中粘度: 水泵和油泵 、 仪表的检查孔盖、气缸盖 、 油底壳和几乎所有的机加工表面.Medium grade: water and oil pumps, instrument inspection covers , cylinder heads, sumps and most machined surfaces....

“人孔盖”的英语可以翻译为：[化] access door，manhole cover ...

“孔盖”的英语可以翻译为：[医]cover，germinal lid，opercle，operculum ...

“柄孔盖”的英语可以翻译为：deltidium ...

请将人孔盖移开。Please move the manhole cover away .人孔盖使用不锈钢螺栓和螺母拧紧.Stainless steel bolts and nuts shall be tightened on manhole covers.适用于船舶的水密和油密人孔盖.Used for the watertight and oil tight manhole cover....