水利工程专业词汇英语翻译V-1-SCIdict学术... ... 真空 Vacuum 半真空 Vacuum， partial 全真空 Vacuum， perfect ...
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也使用气泵，但作用仅限于在管道中制造半真空，以减小胶囊运行的阻力。
Air pumps are involved, but their role is limited to creating a partial vacuum in the pipes in order to reduce resistance to the capsules' movement.
目的探讨完全真空采血法与半真空采血法对测量肾功能生化值的影响。
To discuss the influence of different blood sampling methods (complete vacuum vs half vacuum) on biochemical values of renal function.
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