flange lubricator造句

In order to reduce flange forces, the bogies are linked by a tubular-framed spring-loaded inter-coupling and flange lubricators are fitted to each wheel.
Nathan also makes P-series and M-series horns for railroads and CS-Series and KJ-series horns, KSV vertical mount horns, steam whistles, heated horn assemblies, electronic pressure regulators, control valves, flange lubricators and glo rod gauges.
It's difficult to find flange lubricator in a sentence. 用flange lubricator造句挺难的