A.計(jì)下不計(jì)上,計(jì)左不計(jì)右B.計(jì)上不計(jì)下,計(jì)右不計(jì)左C.計(jì)下不計(jì)上,計(jì)右不計(jì)左D.計(jì)上不計(jì)下,計(jì)左不計(jì)右
A.精子活力B.精子密度C.精子畸形率D.云霧狀
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