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【单选题】
液压泵按其结构不同分为不同的种类,其中主要的三种为齿轮泵、叶片泵和柱塞泵,按照抗污染能力由强到弱的顺序排列,顺序为( )。A.
柱塞泵、叶片泵、齿轮泵
B.
齿轮泵、叶片泵、柱塞泵
C.
齿轮泵、柱塞泵、叶片泵
D.
叶片泵、齿轮泵、柱塞泵
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A.
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