核裂变却是一个铀核吸收一个中子,而不是其它过程。
Nuclear fission, a process whereby a uranium nucleus absorbs a neutron, is not.
细胞核内的核素对细胞核吸收剂量的贡献远大于细胞质中的核素。
The contribution of intranuclear radionuclides to mean absorbed dose was larger than that of extranuclear ones.
反应中,可裂变物的原子核吸收一个中子后发生裂变并释放出两三个中子。
Reaction, the nuclei of the fissile material after absorbing a neutron fission and release two or three neutrons.
硼是一种可以吸收中子的元素,中子是一种存在于所有的原子核中的亚原子粒子。
Boron is an element with the ability to absorb neutrons, the sub-atomic particles that occur in the nucleus of all atoms.
出现多形核白细胞浸润,表明血肿早期吸收,其见于注射自体血后48小时内。
Early absorption of the hematoma marked by polymorphonuclear leukocyte infiltration was seen within 48 hours of the ictus.
结论:电离辐射对淋巴细胞产生的辐射效应导致的微核率增加与个人累计吸收剂量密切相关。
Conclusion: the increasing of micronucleus rate of lymphocyte caused by ionizing radiation is significantly related to the individual cumulated absorb dose.
方法:用外周血淋巴细胞细胞培养法对放射工作人员进行微核检测并按工龄、工种、累积吸收剂量等分类并设立对照组进行微核率的比较。
Methods:Human peripheral blood lymphocyte(PBL)proliferation method was used and the population were classified by the length of service, classes of work and cumulated absorb dose.
本文以二氧化硅为壳层材料,以纳米铁以及羰基铁粒子为核层材料,制备一种新型的吸收剂粒子。
This text attempts to regard silica as shell materials, regard nanometer iron and carbonyl iron particle as core materials to prepare a kind of new-type absorbent.
结果raw264.7细胞TRAP染色阴性,单核或2个核,能表达破骨细胞表型和功能基因,无骨吸收功能。
Results RAW264. 7 cells show TRAP-negative with monocyte or 2 nucleus, expressing osteoclast phenotypic and functional genes without capability of absorbing bone tissue.
方法:用外周血淋巴细胞细胞培养法对放射工作人员进行微核检测并按工龄、工种、累积吸收剂量等分类并设立对照组进行微核率的比较。
Methods: Human peripheral blond lymphocyte (PBL) proliferation method was used and the population were classified by the length of service, classes of work and cumulated absorb dose.
光学势在核中的吸收系数趋于零,因此弹性散射主要发生在核的表面。
The absorption coefficients approach to zero inside the target nucleus, so that the elastic scattering takes place at the surface region of nucleus.
方法对吸收材料厚度及探测距离均很敏感,不仅可用于核材料识别,也可应用于核材料定位。
The method is sensitive to absorbing materials'thickness and detection distance, can used in nuclear materials identifying and location.
这些复杂的细胞结构通过细胞表面与细胞核内的受体、信号转导途径等实现对刺激信号的吸收并根据不同的微环境做出相应的应答。
Furthermore, through cell surface or nucleus receptors and signal transduction pathway, cell can absorb various stimulation, at the same time, react according to the different microenvironment.
螺旋藻是一种蓝绿色的藻类生物,细胞没有原核、结构壁很薄,极易消化吸收。
Spirulina is a blue-green algae, prokaryotic cells do not, structural walls were very thin, easily digested and absorbed.
通过红外吸收谱图、核磁谱图和质谱分析与目标产物一致。
Derivatives are the same with target product through IR, 1HNMR, 13CNMR and EI-MS.
原核生物中,偶尔也用到transfection这个词,当细菌的转化过程中吸收的外源DNA是病毒DNA时就应该称此过程为转染。
Bacteria can be transformed with DNA extracted from a bacterial virus rather than from another bacterium, a process known as transfection.
原核生物中,偶尔也用到transfection这个词,当细菌的转化过程中吸收的外源DNA是病毒DNA时就应该称此过程为转染。
Bacteria can be transformed with DNA extracted from a bacterial virus rather than from another bacterium, a process known as transfection.
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