应用我公司产品制成的整体活塞已达到美国、德国、日本、英国同类产品的技术水平。
The single-piece piston made from our product has reached the technical level of similar products in America, Germany, Japan and Britain.
为了减少磨损，提高活塞环的使用寿命，对整体无背压活塞环的设计进行了研究。
The design of integral non-backpressure piston rings was studied in order to reduce wear and to raise the piston ring life.
分别对开口有背压活塞环和整体无背压活塞环的工作原理和结构作了阐述。
The work principle and structures of backpressure piston rings and integral non-backpressure piston rings were expounded.
把连杆和活塞做为整体组件从发动机上拆卸下来。
Connecting rods and pistons are removed as assembly from the engine.
第四章主要研究二维等嫡可压缩流轴对称活塞问题激波解的整体存在性。
In Chapter IV, we focused on the global existence of 2-d piston problem in isentropic compressible flow.
各活塞间相隔一定距离，并通过连轴互相连接，阀芯与阀杆连成一整体。
The pistons are at certain intervals, and are interconnected via a coupled axle; the valve core and a valve rod are connected into an integrative body.
各活塞间相隔一定距离，并通过连轴互相连接，阀芯与阀杆连成一整体。
The pistons are at certain intervals, and are interconnected via a coupled axle; the valve core and a valve rod are connected into an integrative body.
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