The word 'internals' is correct and usable in written English
It is generally used to refer to the parts of a machine or system that exist within it. For example, "The technician spent several hours cleaning the internals of the engine."
The internals of the report show a sharp division between food price trends and the movement of prices for most other goods.
On the other hand, even though the internals of the PWR are simpler, a BWR power plant is smaller, because it has no steam generators.
Dig into the poll, and you'll find that in the most recent internals Obama is winning the West (+6), the East (+4) and the Midwest (+4).
A few upgrades to the internals are likely to include a MicroSD slot, IP67 water and dust-proofing, and a beefed up battery and processor to keep it running smoothly.
The firm also announced the iPad mini 4, which Apple's Phil Schiller said has the same internals as the larger iPad Air 2, but in the mini's size.
And they had intimate access to the internals of the machine, the stripped-down architecture making it possible for a smart graduate student to reconfigure the machine to do something not intended by the manufacturer.
Some of the internals in the new polls suggest this "swift boat" strategy is working.
Right now they are making many of the internals for the Cisco-type products, for the high-tech products.
The Kurds and the opposition leaders who had been in exile, including Ahmad Chalabi, would form a provisional government in Baghdad, along with a few "internals" — Iraqis from inside the country.
Whenever you get into C.I.A. internals, you know the book is going to be political and ethical and moral.
According to an Iraqi politician who was close to the negotiations, Chalabi, along with the Shiite leader Muhammad Bakr al-Hakim, who was killed in an August car bombing, resisted Garner's idea of including internals — and anyone else who might diminish their power.
