vanadium 的定义
Chemistry.
- a rare element occurring in certain minerals and obtained as a light-gray powder with a silvery luster or as a ductile metal: used as an ingredient of steel to toughen it and increase its shock resistance. Symbol: V; atomic weight: 50.942; atomic number: 23; specific gravity: 5.96.
更多vanadium例句
- A good deal of Vanadium alloy is used, and this is made in America.
- Vanadium steel is used throughout the construction of the car.
- Vanadium as an alloy increases the elastic limit, making the steel stronger, tougher and harder.
- Nickel steel rods may be used for parts requiring great strength, but vanadium alloys are very difficult to handle.
- Vanadium is detected by the red colouration produced by passing sulphuretted hydrogen into ammoniacal solutions for some time.