（） is made of a boss with separated blades mounted into it.
（） is made of a boss with separated blades mounted into it.
From the front to the rear of the axial flow compressor，the height of the rotating blades:
From the front to the rear of the axial flow compressor，the height of the rotating blades:
When the number of blades is limited, the flow is strictly guided by blade surface.
When the number of blades is limited, the flow is strictly guided by blade surface.
Which of the following conditions may contribute to the formation of deposits on the blades of the turbocharger turbine?（）
Which of the following conditions may contribute to the formation of deposits on the blades of the turbocharger turbine?（）
What are the components of the complete leaf? A: stipules B: blades C: leaf sheath D: petiole
What are the components of the complete leaf? A: stipules B: blades C: leaf sheath D: petiole
When the number of blades is limited, the flow is strictly guided by blade surface. A: 正确 B: 错误
When the number of blades is limited, the flow is strictly guided by blade surface. A: 正确 B: 错误
to cut grass, etc. using a machine or tool with a special blade or blades A: salmon B: mow C: prospe D: sprawl
to cut grass, etc. using a machine or tool with a special blade or blades A: salmon B: mow C: prospe D: sprawl
When leaving the table for a short while, you need to separate the knife and fork on the plate blades facing in and put your napkin on your chair.
When leaving the table for a short while, you need to separate the knife and fork on the plate blades facing in and put your napkin on your chair.