3n

  • 网络三倍体

3n3n

3n

三倍体

...候出了问题,造成在授精的时候会有三倍体的出现,由於三倍体(3N)在有丝分裂中是无法进行的,因此所有的三倍体胚胎会直 …

1
Soil available N, NH + 4-N and NO - 3-N contents and soil urease activity were measured after application of rave earth elements(REEs). 通过温室土培试验,测定了施加不同剂量农用稀土微肥(常乐)后不同采样时间的土壤有效N、NH+4N、NO-3N含量和土壤脲酶活性。
2
A fractal reaction model for synthesizing fine Si 3N 4 powder with black rice husk particles is proposed. 应用分形理论,建立了用黑稻壳颗粒合成氮化硅粉末的分数维反应模型。
3
There are 3N total degrees of freedom. 一共有3N个自由度。
4
The 3n ASCC fed in pond can not only rearch sexual maturity , but be reproduced. 池塘中饲养的雄核发育异育银鲫性腺不仅能成熟,而且也能生殖。
5
To wit: if a watch is "pink gold, " it's probably 3N or 4N; 即是:如果一个钟表叫做“粉金”,它很可能是3N金或者4N金;