甘德森说:“那些增加的细胞核至少还会存在三个月——对于平均寿命只有两年的老鼠而言,可算是很长的一段时间了。”
The extra nuclei stick around for at least three months -- a long time for a mouse, which lives a couple of years on average, Gundersen says.
此次研究是由美国犹他大学发起的,研究人员尝试在寿命相对较长的原子核里存储数据。
Instead, the researchers stored data in the longer-lived nucleus of an atom. D.r..
结论用铸造法制作桩冠桩核强度高,与根管壁密合,粘固手不易脱落与原烤瓷牙冠密合,不需要重新制作,节约了时间和费用,延长了烤瓷冠的使用寿命。
Conclusion This method could obtain the strength of crown dowel with root cavity without fall and cleft so that to save time and payment and prolong the use of ceramic teeth.
英特尔 45 纳米双核处理器,为 VX3提供更好的性能和更长的电池寿命。
With its Intel's 45-nm Core2 Duo CPU, VX3 provides better performance and longer battery life.
疲劳断口有应力发白现象;应力发白区为疲劳裂纹形核和萌生区,其寿命占疲劳总寿命的大部分;
The stress whitening can be clearly seen on the fatigue fracture surface and its region is the initiation and nucleation of fatigue crack which is the main part of total fatigue life.
本文论述了我国核化学基础研究的现状,重点介绍了裂变产物化学形态研究、裂变化学研究、裂变产物放化分离方法研究、长寿命核素核数据测量研究等领域的进展和展望。
The content includes chemical states of fission products, fission chemistry of 235U and 238U, radiochemical separation of fission products and measurement of nuclear data of long-lived nuclides et al.
本文论述了我国核化学基础研究的现状,重点介绍了裂变产物化学形态研究、裂变化学研究、裂变产物放化分离方法研究、长寿命核素核数据测量研究等领域的进展和展望。
The content includes chemical states of fission products, fission chemistry of 235U and 238U, radiochemical separation of fission products and measurement of nuclear data of long-lived nuclides et al.
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