The phrase "almost all the systems" is correct and usable in written English.
It can be used when referring to a majority of systems, indicating that only a few are excluded.
Example: "Almost all the systems in the network were updated to the latest version."
Alternatives: "nearly all the systems" or "most of the systems".
Almost all the systems improved the results of the instrumental measures.
Based on the SE task results, we found the following: Almost all the systems improved the results of the instrumental measures.
You can see almost all the systems, nerves, and organs as well as simulate the effects of various diseases including cancer and heart trouble.
We have found that for almost all the systems analysed, the Kapitza resistance is larger in the cross-plane direction than in the direction parallel to the interfaces.
For almost all the systems, PAES achieved the best ED solutions, with the exception of the AJHotDraw system with Incremental+ where the best was the NSGA II; however, the difference with PAES solution is not great.
The strong positive correlation between the RealData and SimData results indicate that almost all the systems proposed for the REVERB challenge appear to behave similarly for RealData and SimData.
Almost all the extrasolar planetary systems known appear very different from the solar system, but planets like those within the solar system would with current technology be very difficult to find around other stars.
In addition, almost all the QbE STD systems employed fusion to output the final list of query detections.
This stems from the fact that almost all the typical distributed storage systems only provide data-amount-oriented balancing mechanisms without considering the different access load of data.
Almost all the communication and control systems may suffer from insufficient measurement data either due to sensor faults or communication errors.
A 1999 patent issued to Lucent describes a new type of Raman amplifier that is "used in almost all the new ultralong-distance systems being developed," says coinventor Kenneth Walker.
