The phrase "are generally enough" is correct and usable in written English.
It can be used to indicate that something is usually sufficient or adequate in most situations.
Example: "For most small projects, the resources we have are generally enough to complete the tasks without any issues."
Alternatives: "are usually sufficient" or "tend to be adequate".
When fish are in unusual quantities there are generally enough for both fishermen and birds, and the Cornish fishermen seldom complain about the gulls or gannets, though they do not love cormorants and shags.
On the other hand, the system complexity can be shifted from the receiver to the transmitter, where the power and computation resources are generally enough to implement signal processing.
Standard policies are generally enough to express any security policies (The work in [ 12]).
Although Boolean variables (0 or 1) are generally enough, a multi-valued variable can be associated with a component to convey different effects upon its targets.
Thus, although 1 to 3 hours are generally enough, the incubation time for a given species is not foreseeable and the appropriate length of digestion has to be determined experimentally before undertaking large-scale DNA isolations.
We found that among the 133 model equations selected for these 53 clusters (one cluster can be modeled with several equations for different field/season partitions), only ten contained four parameters and one had 5 five parameters, showing that equations with three or less parameters are generally enough to model the cluster means.
Screening 6 plants of the next generation was generally enough to identify a homozygous plant (expected frequency of 0.25) that could be used as founder of a transgenic homozygous line.
Rwanda's formal arrest procedures are rarely followed in the current emergency; it is generally enough for someone to point a finger and say, "Genocide".
Although the fourth mystery takes a rather dubious detour into Mathias's private life, Harrington's performance is generally enough to carry the detective through the stickier bits.
Some of these grooves are a little too dopey for their own good, but there's generally enough summery brass and reggae-tinged good vibes to open up the songs and let them breathe.
