Cast iron carrier rings， （） machined grooves， are provided for all the pistons.
A
举一反三
- An advantage of aluminum pistons， when compared to cast iron pistons is （）.
- Cast iron is the most widely used engineering material, and also the most recycled of all materials
- 中国大学MOOC: Cast iron is the most widely used engineering material, and also the most recycled of all materials
- Cast iron is the most widely used engineering material, and also the most recycled of all materials A: 正确 B: 错误
- Gray cast iron has () A: high compressive strength B: excellent machinability C: good casting characteristic D: all of these
内容
- 0
In addition to iron and carbon, list the other elements that may be found in a grey cast iron and describe their effect on the properties of a grey cast iron.
- 1
Steel is not as _____ as cast iron; it does not break as easily.
- 2
Which of the following features are machined technical features? A: Bosses B: Chamfers C: Relief grooves D: Casting corners E: Tool recesses
- 3
At the top of the A-frames there is a strong cast iron frame called （）.
- 4
（） of the A-frames there is a strong cast iron frame called the scavenging air box.