三尖杉碱具有五元稠环结构。
对弹力环结构、弹力进行了设计和研究。
The elastic force and structure of the elastic force ring were discussed.
提出一种改进的双控制通路锁相环结构。
The authors propose an improved phased locked loop (PLL) architecture with dual control paths.
本说明书描述了具有螺环结构特征的化合物。
Described herein are compounds that have a spiro structural feature.
它的中心是由两枚以五环结构为核心的轮毂组成。
Its core is formed by two hubs that have a five-ringed structure at their core.
对全无油压缩机上活塞环弹力环结构进行了研究。
A research was made on the structure of piston ring and elastic force ring in oilless lubrication compressors.
另两个为胸腺嘧啶和胞嘧啶，即称为嘧啶的单环结构。
The other two, thymine and cytosine, are single ring structures called pyrimidines.
作为其特例，本文还研究了环杆线与环结构的耦合阻抗。
The expressions of power and coupling impedance of the ring-loop structure are derived.
给出了无源和有源补偿两种敏感环结构下的陀螺分辨率公式。
The resolution formulae for both passive and active sensing ring system configurations are introduced.
一些丙酮与甲醇分子之间形成具有非线性氢键结合的六元环结构。
Some of the acetone and methanol molecules are formed with such a complex possessed a six-membered ring-like structure involving non-linear hydrogen bond.
以排队论为工具对混合星环结构进行建模，分析星环结构的性能。
Queuing theory was employed as a tool to model the hybrid star-ring fabric and to analyse the performance of star-ring fabric.
嘌呤：嘌呤是对由碳、氮原子组成的双环结构的杂环化合物的统称。
Purine: Any of a class of heterocyclic compounds with a two-ring structure composed of carbon and nitrogen atoms.
计算结果发现，六元环结构的机理使异构化反应的活化能大大降低。
The results show that: the mechanism of the six-caned construction make.
本文提出了一种称为环结构神经网络(LANN)模型及其学习算法。
This paper provides a new architecture of neural network, called Loop architecture neural network (LANN), and its learning rules.
T2高信号带符合伴有胶质增生和淋巴细胞浸润的脱髓鞘同心环结构。
The hyperintense bands on T2 weighted images correspond to concentric bands of demyelination with gliosis and perivascular lymphocytic infiltration (5).
基于有限元和神经网络方法对超高压合成绝缘子均压环结构优化的研究。
Optimization of corona ring design for EHV composite insulator using finite element and neural network method.
邢伟在有限元分析的基础上，对贯流式水轮机座环结构进行了优化设计研究。
Research was conducted into the optimization design of stay ring structure of the bulb tubular turbine based on the analysis of finite element.
研究表明配位键的强度不仅受取代基R的影响，而且还与环结构的变化有关。
The strength of the dative bond deponds not only on the substituents R, but also on the skeletal structure of the parent ring.
分化较好的星形细胞瘤中可以见到内环是血管基膜、外环是胶质膜的双环结构。
In the well-differentiated astrocytoma showed structure of ring upon ring, the inner ring was the basement membrane of blood vessel, while the outer ring was the glial membrane.
通过分析比较，最终采用基于双环结构和场效应管相结合的模拟预失真模块方案。
Through the analysis and comparison, the FET-based analog predistorter with dual-loops is adopted for this design.
不变理论研究的主要问题是不变环的生成元集合，生成元之间的定义关系及环结构等等。
The main problems which invariant theory research are the set of generators of invariants, the defining relations of the generators of invariants, the structure of invariant ring, and so on.
金属-有机大环结构是一类人工合成的，旨在模拟和学习酶催化及识别过程的重要模型。
Synthetic and functional metal-organic macrocycles are important models to realize the process of enzyme catalysis and recognition.
采用双环结构，用三个非线性PI环节实现了对整流器直流电压与功率因数的高性能控制。
The DC bus voltage and the power factor of the PWM rectifier are regulated by three nonlinear PI controllers with high performance.
采用气囊式内胎和连接式弹簧环结构减少磨削中振动影响，便于控制砂轮表面砂带的张紧力。
With the airbag internal capsule and continuous spring ring structure, grinding vibration is decreased and machining accuracy is improved.
我们发现切牙的舌侧的颈环结构内也包括少量的星网状层细胞，推测其可能发挥干细胞龛的作用。
We show that the lingual cervical loop contains a small core of stellate reticulum cells and suggest that it acts as a functional stem cell niche.
定性分析了高阻硅探测器表面漏电流的产生，同时介绍了一种有效降低漏电流的方法，即保护环结构。
This paper analyzes the reason producing surface leakage current of high resistivity detector, and adopts guard ring to reduce the leakage current.
结合油井试采工程实际问题，研究了圆形和椭圆形两种形状的多个射孔对套管-水泥环结构强度的影响。
The influences of multi-openings with different shapes on a casing-cement cylindrical shell are studied in this paper, combined with practical engineering of oil Wells.
但即便这一圆环结构最后被证实果真是大爆炸之前的遗迹，循环宇宙的想法可能也未必是最完美的模型解释。
But even if the circles really do stem from sources in a pre-Big Bang era, cyclic cosmology may not offer the best explanation for them.
铁反应元件(IRE)具有的高度保守的RNA茎环结构，是胞质中IRE结合铁调控蛋白(irp)的位点。
The iron response element (IRE) is a highly conserved RNA stem loop structure. It is the binding site of iron regulatory protein (IRP).
铁反应元件(IRE)具有的高度保守的RNA茎环结构，是胞质中IRE结合铁调控蛋白(irp)的位点。
The iron response element (IRE) is a highly conserved RNA stem loop structure. It is the binding site of iron regulatory protein (IRP).
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