这些数词或实或虚，运用自如， 毫无斧凿之痕，对表现诗词的主题起到了巨大的 作用。
The numerals, frequently substantive and otherwise not, are used without slightest pretension, thus playing an important role in expressing the theme of the poetry.
方法可用于各种通气壁或实壁风洞的亚跨音速试验。
It can be used for various ventilated wall or solid wall wind tunnel tests in subsonic or transonic ranges.
结节或实变影内空洞形成较晕轮征、新月征更常见。
Nodules or consolidation with evidence of cavitary lesion had a higher sensitivity than the halo sign or air crescent sign in both groups.
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