汽车专业英语_智慧树知到答案2021年

第三章 曲柄连杆机构：曲柄连杆机构是发动机的两大重要机构之一。本章介绍了曲柄连杆机构的作用、结构及工作原理。3.1曲柄连杆机构概述:本小节介绍了曲柄连杆机构的作用及主要结构。
3.2活塞连杆组:本小节详细介绍了活塞连杆组零部件—活塞和连杆的结构及作用。
3.3曲轴飞轮组:本小节主要介绍曲轴飞轮组零部件—曲轴和飞轮的结构。

[单选题]The ( ) in the cylinder is connected to the top of a connecting rod.

选项:[valve
, piston
, crankshaft
, cylinder
]
[单选题]A crankshaft’s job in an engine is to ( )

选项:[change linear motion into rotational motion
, deliver fuel to the cylinders
, keep cylinder heads in place
, convert fuel energy into mechanical energy
]
[多选题]The crank connecting rod mechanism consists of three parts—( ).

选项:[crankshaft and flywheel group
, engine block group
, camshaft and valve group
, piston and connecting rod group
]
[单选题]Crank-connecting rod mechanism is the main working mechanism of reciprocating internal combustion engine.（ ）

选项:[错, 对]
[单选题]The top of the cylinder block is covered with the cylinder head. （ ）

选项:[对, 错]