The piston may be connected to the upper end of the connecting rod either directly (trunk piston type), or indirectly (crosshead type).
活塞与连杆上端的连接，既可以是直接连接(筒状活塞式)，也可以是间接连接(十字头式)。
Upper and lower piston rings are arranged inside a piston gaseous ring groove, and openings on the two-piece piston rings are mutually staggered.
在一个活塞气环槽内设有上下二片活塞环，二片活塞环上的开口相互错开。
Upper and lower ends of the hydro-cylinder identity are installed upper pressure board and down pressure board, which has piston rod and connecting stick.
复合式弯辊液压缸缸体的上、下端分别装有上压板和下压板组成油缸，里面装有活塞杆和连接杆。
The upper end of the upward-downward movement mechanism is provided with a cylinder piston connected with a jointing part of a pair of long connecting rods.
下运动机构上端是一个气 缸活塞与一对长连杆的交接处相接；
The compensated piston assembly reduces the difference in cross-sectional area between the upper and lower surfaces of the piston.
补偿活塞组件降低活塞上下表面之间的截面面积的差异。
The compensated piston assembly reduces the difference in cross-sectional area between the upper and lower surfaces of the piston.
补偿活塞组件降低活塞上下表面之间的截面面积的差异。
应用推荐