Systems and methods for providing partial bleeder braking engine valve actuation are disclosed.
本发明涉及一种用于提供部分排放制动发动机气门致动的系统和方法。
So the centrifugal casting high Cr cast iron can meet the use requirements of the engine valve seat.
离心铸造高铬铸铁气门座圈能满足大功率内燃机的使用要求。
This paper describes the design and application of automatic plunge grinding device for M1080 centerless grinders, assuring the process accuracy of engine valve stem.
M 1080无心磨床的自动切入磨削装置的设计与应用，保证了汽车发动机气门杆部加工精度。
In this paper, we present a unified optimal model, i. e., the minimizing functional with constraints for the optimal design of critical and low velocity internal combustion engine valve mechanism.
本文为中低速内燃机配气机构的最佳设计，提供了统一的优化模型——条件泛函极值问题。
The invention relates to a method for making a titanium-based automotive engine valves using powder metallurgy process, and the automotive engine valve stem, engine valve and method of producing both.
本发明涉及利用粉末冶金工艺制造钛基汽车发动机气门的方法。公开了汽车发动机气门杆、发动机气门以及二者的制造方法。
As the key parts of automobile engine, valve springs are the most severe in required fatigue property and reliability of all steel products.
气门弹簧是汽车发动机的重要元件，其对疲劳和稳定性能的要求非常苛刻。
As the key parts of automobile engine, valve springs are the most severe in required fatigue property and reliability of all steel products.
气门弹簧是汽车发动机的重要元件，其对疲劳和稳定性能的要求非常苛刻。
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