Results: The efficiency of work and the quality of X - ray film were improved.
结果：提高了工作效率与X线影像质量。
Theory of X-efficiency and the new institutional economics are basis for our study.
本文以X-效率理论和综合评价方法为理论基础。
Theory of X-efficiency and the new institutional economics are basis for our study.
本文以X-效率理论和综合评价方法为理论基础。
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