The sliding wear tests were conducted on the "cylinder-on-disc" machine with the stationarycylinder of steel 52100 sliding against the rotating disc specimens.
滑动磨损试验是在“柱-盘”试验机上进行的，其固定的圆柱为52100钢，在旋转的圆盘试样上滑动。
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To most people a gas turbine engine is the huge cylinder bolted beneath the wing of a commercial airliner, although they are also widely used in stationary power plants.
The inflation room provides such protection equipment as mobile air charging pump stationary high-power charging pump mobile gas supply device and spare gas cylinder.