曲轴箱是发动机气缸体较低的部分。
The crankcase is the lower part of the engine cylinder block .
将变密度拓扑优化方法应用于发动机气缸体轻量化设计中。
A variable density based topology optimization method was applied to the light-weight design of engine block.
对发动机气缸体铸件从浇注完到开箱落砂后的铸造过程应力场进行计算机数值模拟。
The numerical simulation of thermal stresses and deformation of an engine cylinder block casting was carried out by FDM/FEM integrated system.
采用拓扑优化和形状优化相结合的集成优化方法，研究了结构优化方法在发动机气缸体轻量化设计中的应用。
An integrated method of topology optimization and shape optimization was presented to study the application of structure optimization to the light-weight design of engine block.
发动机曲轴箱和气缸体通常铸造成为一体，因此算作汽车中最大且最复杂的金属结构。
The engine crankcase and block are usually cast into one piece and therefore can be seem as the largest and most intricate piece of metal in automobile.
除了顶置凸轮（OHC）发动机以外，凸轮轴都安装在气缸体里面。
The camshaft also fits inside the block, except on overhead-cam engines (OHC).
水冷发动机的气缸体是发动机的基本构件。其他部件都支承或安装在他它上面。
The cylinder block of liquid-cooled engines forms the basic framework of the engine. Other parts are attached to the cylinder block or are assembled in it.
气缸体是摩托车发动机的一个重要部件，采用常规方法处理存在缺陷。
Cylinder block is an important part in motorcycle engine. There exists defects by conventional treatment.
气缸盖带有用于冷却的水套，在装配发动机时，这些水套通过出水口与气缸体水套相连通。
Cylinder head contains water jackets for cooling in the assembled engine, these water jackets are connected through openings to the cylinder-block water jackets.
气缸体是发动机的基本框架。
如果发动机的气缸数超过八缸，就很难保证在曲轴也成直线布置的同时，制造出足够刚性的缸体。
If an engine has more than eight cylinders, it becomes difficult to make a sufficiently rigid frame and crankshaft with an in-line arrangement.
如果发动机的气缸数超过八缸，就很难保证在曲轴也成直线布置的同时，制造出足够刚性的缸体。
If an engine has more than eight cylinders, it becomes difficult to make a sufficiently rigid frame and crankshaft with an in-line arrangement.
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