Cast iron carrier rings， （） machined grooves， are provided for all the pistons.
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
- Gray cast iron has () A: high compressive strength B: excellent machinability C: good casting characteristic D: all of these
- 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.
- Steel is not as _____ as cast iron; it does not break as easily.