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转子泵的转子叶数可能是两叶或三叶。
Number of lobe of rotor in rotating pump may be two or three.
youdao
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对10个小麦品种（系）的叶片性状和粒数叶比进行了研究。
This study was conducted with 10 genotypes of winter wheat.
youdao
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对10个小麦品种（系）的叶片性状和粒数叶比进行了研究。
This study was conducted with 10 genotypes of winter wheat.
youdao