6 were obtained by means of nucleus substitution.
通过以山羊草等２３种不同异源胞质的中国春为母本，以小偃６号作父本，经过七代核置换回交，培育成功了２３种不同细胞质的小偃６号核质杂种。
The relationship between cytoplasm and nucleus is the basic problem of biology, and nuclear transfer (NT) and pronuclear transplantation are the important methods to research their relations.
细胞核与细胞质的关系是生物学的基本问题,核移植和原核置换是研究核质关系的重要方法。
Metaphase Analysis of Prosthetic Disc Nucleus Replacement for Lumbar Disc Herniation
腰椎人工髓核置换术的中期疗效分析
Studies on Mouse Nuclear Transfer with Embryonic and Somatic Cells as Donors and Pronuclear Transplantation
小鼠胚胎细胞和体细胞核移植及原核置换研究
Clinical and Experiment Study on Lumbar Prosthestic Disc Nucleus Replacement;
腰椎间盘人工髓核置换术的临床与基础研究
Investigation of PND in Postoperative LDH Pain
人工髓核置换术治疗腰椎间盘突出症术后疼痛
Research of PDN Replacement for Treatment of Lumbar Intervertebral Disc Herniation;
腰椎间盘突出人工髓核置换术的基础与临床研究
To Evaluate Height of Interver Tebral Disc of Prosthetic Disc Nucleus (PDN) Replacement and Discetomy for Lumber Disc Herniation;
人工髓核置换术与单纯髓核摘除术治疗腰椎间盘突出症术后椎间隙高度变化的观察
POSITIONAL SHIFT BETWEEN THE VEGETATIVE NUCLEUS AND THE GENERATIVE CELL IN AMARYLLIS POLLEN TUBE
朱顶红花粉管中营养核和生殖细胞位置的变换
Preliminary Study of One Stage Total Hip Replacement for Adult Tuberculosis of Hip
人工关节置换治疗成人髋关节结核的初步探讨
Microcalorimetric Study on Displacement Adsorption Enthalpies of Denatured RNase a on Hydrophobic Surface;
变性核糖核酸酶在疏水表面置换吸附焓的微量热研究
Observation on efficacy of sheath built-in tube combined with cerebrospinal fluid replacement and intrathecal injection on treating tuberculous meningitis
鞘内置管并脑脊液置换加注药治疗结核性脑膜炎临床研究
Replacement of cerebrospinal fluid with negative flow and intrathecal injection to treat tuberculous meningitis for 92 cases
脑脊液负流量置换加鞘内注药治疗结核性脑膜炎92例
Clinical analysis of the tuberculosis cephalomeningitis treated by negative flow of substituting cerebrospiral fluid and intrathecal injection
脑脊液负流量置换联合鞘内注药治疗结核性脑膜炎临床分析
Transfer of a segment of DNA to a new position on the same or another chromosome, plasmid, or cell.
换位把脱氧核糖核酸的一个片断转移到同一个或另外的染色体、质体或细胞上的一个新位置上
conservative replacement
保守（性）替换，保存性置换
DS, D.S. (degree of substitution)
取代度,置换[程]度
exchange(two functions,positions,etc)
互换（功能、位置等）
odd permutation
【数】奇排列, 奇置换
piston displacement prover
活塞置换式检定装置