Given a sentence in Tagalog language, translate the sentence to English language keeping the meaning of the original sentence intact.

[EX Q]: Tagalog sentence: Ang mga pangunahing problema sa lugar na ito ay upang mahanap ang isang nonsingular algebraic iba't-ibang U, na birationally ay katumbas ng isang hindi na mababawasan algebraic iba't-ibang V, tulad na ang mapping f: UV ay regular na ngunit hindi biregular.
[EX A]: The main problem in this area is to find a nonsingular algebraic variety U, that is birationally equivalent to an irreducible algebraic variety V, such that the mapping f: U V is regular but not biregular.

[EX Q]: Tagalog sentence: Ang mga kalagayang pisikal, emosyonal, at pag-iisip ng mga preso sa kulungan ay iba at hindi maayos kay sa mga bilanggo.
[EX A]: The physical, emotional, and psychological conditions of jail inmates are different from and less favorable than those in prisons.

[EX Q]: Tagalog sentence: Bago i-sa anumang boltahe paulit-ulit na biswal suriin na walang mga error o di-sinasadyang maikling circuits .
[EX A]:
Before turning on any voltage repeatedly visually check that there are no errors or accidental short circuits .