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①→②→③→④ ⑤→④→②→③ ②→①→⑤→④ ④→⑤→③→②
①→②→③→④ ④→⑤→③→② ②→①→⑤→④ ⑤→④→②→③
①→②→③→④ ④→⑤→③→② ②→①→⑤→④ ⑤→④→②→③
①→④→⑤→③ ①→④→②→③ ⑤→①→④→③ ⑤→④→②→③
①→②→③→④ ④→⑤→③→② ②→①→⑤→④ ⑤→④→②→③
①→②→③→④ ④→③→②→⑤ ②→①→⑤→④ ⑤→④→②→③
①→②→③→④ ④→⑤→③→② ②→①→⑤→④ ⑤→④→②→③
①→②→③→④ ④→⑤→③→② ②→①→⑤→④ ⑤→④→②→③
①→②→③→④ ⑤→④→②→③ ②→①→⑤→④ ④→⑤→③→②
①→②→③→④ ④→⑤→③→② ②→①→⑤→④ ⑤→④→②→③
①→④→⑤→③ ①→④→②→③ ⑤→①→④→③ ⑤→④→②→③
转为 ,其正确的操作步骤是:①移动载玻片;②调节光圈和反光镜;③转动转换器;④转动细准焦螺旋;⑤转动粗准焦螺旋。A.①③②④B.②③④⑤ ④③①⑤ ③②⑤④
①→②→③→④ ④→⑤→③→② ②→①→⑤→④ ⑤→④→②→③
①→②→③→④ ⑤→④→②→③ ②→①→⑤→④ ④→⑤→③→②
①→②→③→④ ④→⑤→③→② ②→①→⑤→④ ⑤→④→②→③
①→②→③→④ ④→⑤→③→② ②→①→⑤→④ ⑤→④→②→③
①→②→③→④ ⑤→④→②→③ ②→①→⑤→④ ④→⑤→③→②
①→②→③→④ ④→⑤→③→② ②→①→⑤→④ ⑤→④→②→③