The fan_____the engine provides a flow of air.
A: at the front of
B: at the rear of
C: at the bottom of
D: at the top of
A: at the front of
B: at the rear of
C: at the bottom of
D: at the top of
举一反三
- Components______ the engine is : camshaft timing pulley A: at the top of B: at the front of C: at the rear of D: at the bottom of
- Components ______ the engine are: oil pan, oil filter. A: at the top of B: at the bottom of C: at the front of D: at the rear of
- Among the six basic views, which one can show the height of an object? () A: Front view, top<br/>view, left side view B: Top view, bottom<br/>view C: Left side view, bottom view, rear view D: Front view, left<br/>side view, right side view, rear view
- From the front to the rear of the axial flow compressor，the height of the rotating blades:
- 在一个链队列中，若队首指针为front，队尾指针为rear，则判断该队列只有一个结点的条件( )。 A: front==rear && front !=null B: front==rear C: front==rear && rear !=null D: front!=rear