The phrase "additional centrifuge" is correct and usable in written English.
It can be used when referring to an extra or supplementary centrifuge in a scientific or industrial context.
Example: "The laboratory decided to purchase an additional centrifuge to increase their processing capacity."
Alternatives: "extra centrifuge" or "supplementary centrifuge".
More than 650 additional centrifuges are being tested or are under construction, the agency said.
Would Iran be barred from making additional centrifuges even if it did not immediately use them?
It will not install additional centrifuges of any type, nor install or use any of its more advanced next-generation centrifuges, which can enrich up to five times faster than the existing type.
In order to reach the levels of enrichment necessary for nuclear fuel (about five per cent U-235) or for nuclear weapons (about ninety per cent), the uranium compound must be poured continuously into additional centrifuges, which are connected as a cascade, much like the design of a water-filtration plant.
Defenders of the administration will point to provisions to reduce enriched uranium nearing 20percentt, cease work at the illegal plutonium enrichment facility at Arak and install no additional centrifuges other than to replace "broken" ones, as well as new inspections as breakthroughs.
Halt progress on its enrichment capacity by not installing additional centrifuges of any type or installing or using any next-generation centrifuges to enrich uranium.
As part of the deal, Iran agreed not to install any additional centrifuges, and not to begin operating any of the thousands that are not yet operational.
RNA samples were further dissolved at 37°C for 5 min and with an additional centrifuging for 5 min at 15000 x g remained debris were pelleted.
First, floating cells were removed from the media by an additional centrifugation of 2,000 · g for 5 min at 4°C using a laboratory centrifuge (Beckman J-6M Induction Drive Centrifuge, Palo Alto, CA, USA).
Third, Iran has greatly accelerated its uranium enrichment program, declaring that it has recently added an additional 6,000 centrifuges to its existing enrichment cascade of 3,000 centrifuges.
Tehran may, the diplomat said, be able to build an additional 5,000 centrifuges by the end of the year, for a total of 8,000.
