Objective To explore the values of ct virtual gastroscopy (CTVG), three dimensional (3d) and axial imaging by multi slice spiral ct (MSCT) in the preoperative assessment of gastric carcinoma.
目的探讨多层螺旋CT (MSCT)下CT仿真胃镜(CTVG)、三维(3d)及轴位显像在胃癌术前评估中的应用价值。
The harness level and quality assessment of environmental system should be comprehensive and multi-objective.
对环境系统的治理水平和质量的评价，应是综合性的多目标评价。
The economic analysis of the life cycle of gasohol derived from ethanol is a very important process of the life cycle assessment and multi-objective optimization of ethanol derived from cassava.
木薯酒精全生命周期经济性评估是木薯酒精燃料汽车全生命周期评估和多目标优化的重要环节。
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