相变
- 与 相变 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
Here we show that the inner nuclear membrane protein SUN1 specifically associates with telomeres between the leptotene and thediplotene stages during meiotic prophase I.
我们发现内核膜蛋白SUN1从减数分裂前期Ⅰ的细线期到终变期,特异性的与染色体端粒相结合。
-
We use this method to the historical light curve of OJ 287 and find that its main period is 11.9 years, which is in good agreement with the res...
将此方法用于OJ2 87的历史光变曲线,得到其最主要的周期为 11.9年,与其它结果相符合。
-
By introducing special stress functions, we find solutions of eighth order homogeneous linear equation set with complex functions method and approach of undetermined coefficients, deduce calculation formulas of bi-material elastic constants for two dissimilar orthotropic composite materials. The expressions of stress intensity factors near finite interface crack tip subjected to symmetric loadings are derived. A engineering application numerical example is given.
通过引入特殊的应力函数,采用复变函数方法和待定系数法求解了八阶齐次线性方程组,推出了两种相异正交异性复合材料板的双材料弹性常数的计算公式,得到了受对称载荷作用的界面裂纹尖端应力强度因子的计算公式,给出了一个工程应用算例。
-
Companies to adopt international advanced industrial automatic placement machine assembly technology, integrated circuit manufacturing equipment, production of various series of infrared photoelectric switch, proximity switches, inductive, high temperature, capacitive, Hall sensors, safety explosion-proof magnetic switches, Isolation amplifier type, permanent-magnet sensors, analog linear displacement, liquid level sensors, textile weft detection device, wire break detector, hot metal detectors, welding phase sensor, color code, fiber optic, security screens, ultrasonic sensors, gear , speed sensor, pressure, electrode-type coal-bit sensors, rotary encoder, two-way cord running series switch, counter relays, solid state relays, switching power supply, isolation transmitter, welding power rectifier, thyristor modules, etc.
公司采用国际先进工业自动贴片机装配技术,集成化电路制造设备,生产各种系列红外线光电开关,接近开关,电感式、耐高温、电容式、霍尔式传感器,安全防爆磁性开关,放大器分离型、永磁感应器、模拟量线性位移、液位传感器、纺织探纬器、断丝检测器,热金属检测器,电焊相传感器,色标、光纤、安全光幕、超声波传感器,齿轮、速度传感器,压力、电极式煤位传感器,旋转编码器,双向拉绳跑编开关,计数器继电器,固态继电器,开关电源,隔离变送器,焊机电源整流桥、晶闸管模块等产品。
-
This paper is focused on a mathematical model of vibrations of magnetic materials under magnetization.
将电磁场理论与弹性力学理论相结合,建立了描述正弦变电磁场中磁性材料振动的数学模型。
-
The control system includes detector circuit, protection circuit, control and man-machine interface circuit, which makes full use of DSP resources for high reliability and simplified the construction of system. The fifth section provides system software design, In order to read and maintain easy, a microprogramming modular is adopted. A new control strategy of Fuzzy voltage PWM combined Fuzzy angle control is realized for improving motor s working efficiency. At the same time, it simplify control model of SRM, reduce cost. At last, the result of experiment testify it, the electric machine gain success of simultaneous electrify two phase loop, the timing range is
第五部分为系统软件设计,采用模块化设计,增强了系统的可读性与可维护性;根据SR电机的特点,实现了模糊变角度电压PWM控制,避免了在单纯电压PWM方式下,电机高速时效率下降较大的缺点,也避免了在采用电流斩波与角度位置复合控制时方式转换所带来的弊端,同时也简化了控制,降低了成本;最后给出实验结果,实现了电机的双相稳定运行和良好调速,调速比达40:1。
-
Mistle thrushes may be pugnacious, but defence against dozens of ravenous redwings and fieldfares is hopeless.
槲鸫此时也许变得非常好斗,但与一群贪婪的红翼鸫相抵抗是不可能的。
-
Like the kaleidoscope, the characteristic of multivalence, opening, and flow in the postmodern multi-dimensional"space", in particular in the dominative cyberspace, agrees with some important concepts of poststructuralism. Among them, the aesthetic thought of French thinker Deleuze who has the reputation"the most important philosopher of space in the 20th century"has special value.
后现代多维"空间",尤其是主导性的赛博空间呈现出万花筒般的多元、开放、流变的特征,与后结构主义一些重要概念相契合,其中有"20世纪最重要的空间哲学家"之誉的法国思想家德勒兹的美学思想具有特殊的价值。
-
A new type of split-control three-phase 5-level CSI is proposed in this paper The inverter is decoupled by the neutral line of the loads.
文中提出了一类新的三相分相控制式电流型5电平逆变器拓扑。
-
At present,the hybridization of Differential Evolution with local search method confines to DE with a crossover based local search method.A novel differential evolution algorithm with best-individual based Local Search strategy is proposed.In LSDE,a normal distribution operator is introduced to automatically modify search length,and time-varying factors are introduced to modify the two parameters of DE.
针对目前差分进化与局部搜索相结合仅局限于基于交叉的局部搜索的方法,提出了一种基于最佳个体局部搜索策略的差分进化算法,并引入正态分布算子自动调整搜索步长和时变差分进化因子调整DE的两个参数。
- 推荐网络例句
-
Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
-
I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
-
The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。