2) first Chinese made transistor
中国第一个晶体管
3) the first polar body
第一极体
1.
Study on the relationship between the first polar body morphology of oocyte and zygote, embryo quality;
卵细胞第一极体形态与受精卵及胚胎质量关系的研究
2.
The results also showed that it could inhibit the extruding of the first polar body,interfere with the .
甲醛对小鼠卵母细胞生发泡破裂没有影响,但可以抑制卵母细胞第一极体的释放,影响卵母细胞的存活率和破坏卵母细胞成熟,并可降低体外受精率和超排卵的卵母细胞数量,影响小鼠的正常生殖功能。
3.
The number of the first polar body(PbI) were checked,and morphological classes of PbI were counted.
用孕马血清(PMSG)和人绒毛膜促性腺激素(hCG)对6~8周龄的雌性昆明系及ICR系小鼠进行超数排卵处理,从注射hCG后10 h起每间隔2 h采集小鼠的卵丘卵母细胞复合体(COCs),对卵母细胞的第一极体(PbI)进行数量和形态分级统计,并用台盼蓝染色法鉴定第一极体的活力;同时,对新获取的卵丘卵母细胞复合体进行不同温度保存条件试验。
4) First polar body
第一极体
1.
Studies on direction of the first polar body and different activation methods in bovine oocytes intracytoplasmic sperm injection;
牛卵胞质内显微受精中第一极体位置与激活方法研究
2.
To analyze the relationships between the morphology of the first polar body and embryos and clinical pregnancy.
【目的】了解卵子第一极体形态与胚胎形态和临床妊娠的关系。
3.
Results:The results showed that lead could significantly reduce the number of superovulation oocytes, the rates of IVF and the quality and viability of mouse oocyte, inhibit the meiotic maturation and the extruding of the first polar body of mouse oocytes, though there were little impact on .
结果 :铅对小鼠卵母细胞生发泡破裂没有影响 ,但可以抑制卵母细胞第一极体的释放 ,影响卵母细胞的存活率并可降低体外受精率和超排卵的卵母细胞数量。
5) the first system
第一体系
1.
Distribution of longitudinal forces of the first system on bridge deck in steel-truss beam;
钢桁梁桥面系第一体系纵向力分配情况
6) the first noumenon
第一本体
补充资料：第一
1.等第次序居首位或首位的。 2.形容程度最深;最重要。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条