英 [əˈtestə]
n. 证明者;契据等的连属人
someone who affirms or vouches for the correctness or truth or genuineness of something
同义词: attestant
... attestation (证明) attester (证明人) attribute (属性) ...
The protection reliability of the zinc-oxide arrester and that of the type FZ-35 valve attester have been calculated respectively, When any one of the two devices is adopted in substation.
并分别计算了变电所内采用氧化锌避雷器和FZ-35型避雷器保护时变电所的可靠性;