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> 如图是用显微镜观察植物细胞临时装片的两个视野，要把视野中的物像从甲图转变为乙图，下列操作步骤正确的排序是（　　） ①转动细准焦螺旋 ②调节光圈 ③移动装片 ④转动转换器． A．③→①→②→④ B．④→③→②→① C．③→①→④→② D．③→④→②→①

问题：

发布时间：2024-09-10

如图是用显微镜观察植物细胞临时装片的两个视野，要把视野中的物像从甲图转变为乙图，下列操作步骤正确的排序是（　　）
①转动细准焦螺旋 ②调节光圈 ③移动装片 ④转动转换器．

A．③→①→②→④ B．④→③→②→① C．③→①→④→② D．③→④→②→①

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