汽车动力装置主要包括汽车发动机和传动系，它们分别是动力的产生者和传递者，其性能决定了整车的动力性和燃油经济性。
Vehicle Powertrain is composed of engine and transmission system described generator and transmitter respectively, which performance lead to vehicle performance and fuel economy.
第一部分包括第二章和第三章，提出并研究了弹性支承交叉梁系模型的静力解，并探讨其应用。
The first part, which includes Chapter 2 and Chapter 3, proposes and studies the static force solution of the model for grillage girder by elastic supporting, some applications are discuss.
第一部分包括第二章和第三章，提出并研究了弹性支承交叉梁系模型的静力解，并探讨其应用。
The first part, which includes Chapter 2 and Chapter 3, proposes and studies the static force solution of the model for grillage girder by elastic supporting, some applications are discussed.
具体来说，他们就是在研究一种叫做“硫系化合物”的化学品，其成分包括氧、硫、砷、碲。
In particular, they are working on a group of chemicals called chalcogenides.
具体来说，他们就是在研究一种叫做“硫系化合物”的化学品，其成分包括氧、硫、砷、碲。
In particular, they are working on a group of chemicals called chalcogenides.
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