The phrase "are precisely observed" is correct and usable in written English.
It can be used when discussing the careful attention or adherence to specific details or rules in a particular context.
Example: "In our experiments, the conditions are precisely observed to ensure accurate results."
Alternatives: "are carefully monitored" or "are strictly followed".
Rich's descriptions are precisely observed and well imagined (clouds are "curved like the grains of an oak board"), but his plot unfortunately, for a book about prophecy provides little surprise.
Rich's descriptions are precisely observed and well imagined (clouds are "curved like the grains of an oak board"), but his plot — unfortunately, for a book about prophecy — provides little surprise.
(John Arnone's set is precisely observed, striking the right note of tacky, woodsy quaintness).
Daily variation of the TEC values and the locations of the EIA crests along longitude ~100° E was precisely observed.
Recall that when using the maximum likelihood methodology [25], the main assumption is that the set of real data is precisely observed because they are more likely to happen than other possible data sets.
The macroscopic appearance and the local distribution of hair were precisely observed in each individual group and showed clearly distinguishable feature.
Using 3 T MRI in movie mode, velopharyngeal structures and their variations in different populations can be precisely observed in real time, thereby improving our understanding of velopharyngeal function.
But the characters in the film, directed by Ms. Jaoui from a screenplay she wrote with her husband, Jean-Pierre Bacri (they both star in the movie), are so precisely observed that the forging and severing of these connections feels intuitively right.
It's so precisely observed, and so pretty, that the audience laughs in pleasure.
More importantly, the associations we observe are precisely the types of genetic architectures that we would expect to give rise to the experimental observation of epistasis.
