这几种范围是依据世界卫生组织男性不育症参考所制定的。
These ranges are in accordance with the World Health Organization's guidelines for male fertility.
这就可能造成疤痕组织，可能使一个人不育。
This can create scar tissue that might make a guy infertile.
以反向核不育水稻品系FHS为研究材料，对其成熟胚愈伤组织的诱导及其再生条件进行了研究。
The culture condition of callus formation and plantlet regeneration of revers genic sterile rice variety FHS was studied.
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