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[填空题] ()(信不信由你), his discovery has created a stir in scientific circles.

按照压力容器器壁的厚薄可以分为()压力容器和厚壁压力容器。 ["轻型","小型","薄壁","大型"] 波形板分离器是怎样工作的? 国民资产负债统计的对象是按所有权确定的,对无法行使所有权的自然资源和环境要素,不能纳入国民资产负债统计的范围。 压力容器共分为()类。 ["3","4","5","6"] 锅炉燃煤中含量最多的可燃元素是()。 ["氧","氢","硫","碳"] ()(信不信由你), his discovery has created a stir in scientific circles.
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