To achieve high detection
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efficiency and excellent spatial resolution for incident gamma flux, gPi_+-@
a specially fabricated thick microcolumnar CsI(Tl) scintillator _#F'rl6'
was optically coupled to the CCD. A prototype SPECT imaging TatyD**(
system was assembled by incorporating pinhole/parallel hole I(CI')Q
collimators in the design. QaO`:wJj
这个microcolumnar 是什么意思?这一句该怎么翻译 ? 谢谢了