It was necessary to detect the cavernous sinus tumors with X - film, CT, MRI and angiogra - phy.
對海綿竇腫瘤做 X 線平片 、 CT, MRI及血管造影檢查是必要的.
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It is much more complex and difficult to study Archean stratigraphy than Phanerozoic stratigra - phy.
太古宙地層與顯生宙地層相比,具有很大的復(fù)雜性,研究難度大.
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Gym mostly trains strong phy - sique of people , and aesthetics train tasteful ability of people.
體育主要是培養(yǎng)人的健壯體魄, 美育則培養(yǎng)人的審美能力.
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