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背压，反压
1、ambient pressure───环境压力，周围压力；[流]环境压力；周围压力
2、pressure───vt.迫使；密封；使……增压；n.压力；压迫，[物]压强
3、hydraulic pressure───液压；水压；n.水压; 液压
4、counter bracket───计数器支架
5、cafe counter───咖啡厅柜台
6、error counter───[医]误差计数器
7、counter proposal───反建议
8、counter───adv.反方向地；背道而驰地；vt.反击，还击；反向移动，对着干；反驳，回答；n.柜台；对立面；计数器；（某些棋盘游戏的）ChouMa；adj.相反的；vi.逆向移动，对着干；反驳
9、pressure from───来自于……的压力
1、Hardened counter pressure cylinder coated with special synthetic rubber.───压力滚筒表面覆有坚硬之特殊橡胶表层。
2、It also Provides a Constant Counter Pressure to the Lumbar in All Tilting Positions to Encourage Optimum and Balanced Dynamic Posture.───而椅背在任何倾仰角度下亦能让使用者提供均衡之承托力以实现分段式锁定，以确保坐姿灵活舒适。
3、forming accuracy of flat and round bottomed cylindrical shells formed by hydraulic counter pressure deep drawing is investigated.───本文XiTong地研究了平底和球面圆筒形件充液拉深成形精度。
4、Visual Interface Intelligent Control of Nonferrous Alloy Vacuum Counter-Pressure Casting───有色合金真空差压铸造可视化界面智能控制
5、The Reverse Deep Drawing with Hydraulic Counter Pressure and Its Numerical Simulation───筒形件充液反拉深及其数值模拟
6、To solve the problem, hydraulic counter-pressure forming method has been introduced in the text.───本文采用对向液压成形法来解决该问题。
7、The effect of counter-pressure casting parameters on secondary dendrite arm spacing (SDAS)of A357 alloy was studied.───研究了差压铸造不同工艺参数对A357合金二次枝晶间距的影响。
8、fluid surface forcing control system applied on counter pressure casting is built based on the combined digital valve as the main flow control component.───采用组合式数字阀作为主要流量控制元件，构建差压铸造液面加压控制XiTong。
9、The forming accuracy of flat and round bottomed cylindrical shells formed by hydraulic counter pressure deep drawing is investigated.───本文XiTong地研究了平底和球面圆筒形件充液拉深成形精度。
1、Tensile strength of sample special vehicle ZL205A aluminum alloy wheels made by counter pressure casting is with no heat crack, loosen or other defects.
2、Sample aluminum wheels of automobiles and special vehicles by counter pressure casting, have a compact microstructure inner, with fine grains, without air holes, and with no loosen.
3、It also Provides a Constant Counter Pressure to the Lumbar in All Tilting Positions to Encourage Optimum and Balanced Dynamic Posture.
4、Under PPB, SV increased significantly when chest counter pressure was equal to the mask pressure.
5、This blade can be used to produce counter pressure gradient at cascade passage end, reduce secondary flow loss, increase the efficiency of IP casing consequently, and improve the heat rate of units.
6、The fluid surface forcing control system applied on counter pressure casting is built based on the combined digital valve as the main flow control component.
7、According counter pressure casting technique and structure of aluminum alloy wheels, designing of molding system and optimized mold has been discussed.
8、Hardened counter pressure cylinder coated with special synthetic rubber.
9、The forming accuracy of flat and round bottomed cylindrical shells formed by hydraulic counter pressure deep drawing is investigated.