1贝可相当于每秒转换(分解)1个原子核。
One Becquerel corresponds to the transformation (disintegration) of one atomic nucleus per second.
并对PCI总线在氡室检测系统中的具体硬件系统结构、控制芯片与驱动软件设计，与PCI总线对核谱转换的传输性能作了阐述。
And the specific hardware system structure, control slug and the design of drive software and the transmission performance of PCI bus for nuclear spectrometry were also set forth.
极性转换的本质是有机化合物反应中心碳原子电性发生转换，即亲电性或亲核性发生转换的过程。
The essence of polar conversion is that organic compound reflects the carbon atom electricity in the centre and changes, kiss the electricity or kiss the core course changing.
目的克隆人血管紧张素转换酶2基因（ACE2），并构建其真核表达载体。
Objective To clone the human angiotensin-converting enzyme 2 (ACE2)and construct its eukaryotic expression plasmid.
单原子的结构是个基本极限：若要做得更小，基本上就得操控原子核了，这可是把一种化学元素转换为另一种。
A structure the size of an atom represents a fundamental limit: to make anything smaller would require manipulating atomic nuclei—essentially, transmuting one chemical element into another.
核等值法通过转换给定考生总体在X卷上的观察分分布，得到Y卷上的观察分分布，因此其本质是观察分等值。
It converts the scores of the given testees' population on test form X into that of the observed score distribution on test form Y, so it is an observed score equating method.
水稻光温敏核不育系d 18和D23的育性转换的敏感期是第二次枝梗分化期到花粉母细胞形成期。
The sensitive phase of fertility alteration of D18 and D23 occurred from the second branch differentiation phase to pollen mother cell formation.
又由于采用了核函数思想，使它把非线性空间的问题转换到线性空间，降低了算法的复杂度。
Moreover, by using the kernel function idea, this theory can change the problem in non-linearity space to that in the linearity space in order to reduce the algorithm complexity.
基于CMOS图像传感器应用，针对列并行的单斜模数转换器设计了一种内在精度高、分辨率可调的斜坡发生器ip核。
An intrinsic accuracy, adjustable resolution ramp generator IP core designed for the column single-slope ADC in a CMOS image sensor is presented.
该IP核由逐次逼近型模数转换器以及控制接口电路所构成。
The IP core contains a Successive Approximation ADC and interface control circuit.
结果表明现有的两用核不育系育性转换光温反应是多型性的。
The results indicate that the dual purpose genic male sterile lines are diversified on fertility response to photoperiod and temperature.
因此，选育不育临界温度低、育性相对稳定的实用光温敏核不育系，探讨不育系育性转换规律、育性遗传规律及生理生化特性，在理论和实践上都具有重要意义。
So it is very important for the theory and practice to research and insight the fertility alteration, fertility inheritance and physiological and biochemical characters of PTGMS lines.
促分裂原活化蛋白激酶（MAPK）级联途径信号通路在真核生物细胞信号的转换和放大过程中起重要作用。
The mitogen-activated protein kinase (MAPK) cascade plays an important role in signal conversion and amplification of extracellular stimuli in eukaryotic organisms.
AD9218 功能框图AD9218是一款双核10位单芯片采样模数转换器（ADC），内置片内采样保持电路，具有低成本、低功耗、小尺寸和易于使用等特性。
The AD9218 is a dual 10-bit monolithic sampling analog-to-digital converter with on-chip track-and-hold circuits. The product is low cost, low power, and is small and easy to use.
提示通过体外直接接触共培养，骨髓间充质干细胞能逆转髓核细胞退变，而且髓核细胞能诱导骨髓间充质干细胞向类髓核细胞转换。
Direct contact of MSCs and nucleus pulposus cell in vitro is essential for BMSCs reversing the nucleus pulposus cells degeneration and differentiating into nucleus pulposus-like cells.
提示通过体外直接接触共培养，骨髓间充质干细胞能逆转髓核细胞退变，而且髓核细胞能诱导骨髓间充质干细胞向类髓核细胞转换。
Direct contact of MSCs and nucleus pulposus cell in vitro is essential for BMSCs reversing the nucleus pulposus cells degeneration and differentiating into nucleus pulposus-like cells.
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