下压板为股票专业用语，是大量的委买盘挂单的俗称。
下压板与连接块底部固定在一起，并将无弹性带压紧。
The lower platen is fixed together with bottom of the connecting block and compacting the inelasticity belt tight.
纤维材料被切割成预定的长度并采用气动的方式输送到上和下压板间的矩形槽缝中。
The fiber material is cut to a predetermined length and conveyed pneumatically to a rectangular slot between upper and lower platen members.
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。
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.
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