Using the instrument for the transmission loss of single mode of winding birefringence optical fiber, the spectrogram of loss and the graph of mode density are obtained.
利用检测单模双折射光纤弯曲传输损耗装置测绘了光纤的弯曲损耗图及光纤弯曲传输模式图。
The subsystems' mode density is calculated by empirical formulas. Finally, SEA is adopted to predict self-noise in sonar platform area and satisfying results are obtained.
采用经验公式计算各子系统模态密度,最后利用统计能量法来预报潜艇首部声呐平台区自噪声,得到了令人满意的结果。
Spontaneous emission can be totally suppressed or strongly enhanced depending on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density.
通过原子上能级与光子频率带隙边缘的相对位置或者光子态密度,可以抑制或增强原子的自发辐射。
Primary nucleation was the main nucleation mode in the precipitation process. However, secondary nucleation cannot be ignored when the slurry density is high, and the supersaturation is low.
动力学研究表明,在硝酸硫胺沉淀结晶过程中,初级成核是主要的成核方式,当晶浆密度较高且过饱和度很低时,二次成核不能忽视。
The fabrics with ideal weft elasticity can be made by the rational configuration of warp-weft compactness and density, fabric texture, the array mode of warp yarn and process.
只要将经纬紧度、经纬密度、织物组织、丝线排列方式及工艺合理配置,均可形成较为理想的纬向弹力织物。
Mode conversion efficiency has been calculated as functions of acoustic frequency, interaction length, guiding layer thickness, and acoustic drive power density.
模式转换效率可化作声波频率、声光作用长度、波导厚度和声波功率密度的函数,并利用数值计算得出结果。
Poplar is one of the main afforestation tree species in Shandong Provicne. Defining the best cutting period, afforestation density and mixed mode is the key technologies to promote biomass.
杨树是山东省主要造林树种之一,确定最佳采伐周期、造林密度、混交方式,是提高生物量的关键技术。
A low frequency multi mode ultrasonic Lamb wave method suitable for characterizing shear and longitudinal wave velocities, thickness and density of ultra thin elastic layers is presented.
提出了用低频多模式超声兰姆波定征方法来估计超薄弹性层的纵波声速、横波声速、厚度和密度等参数。
Introduced in this paper are two fracture critical surfaces of three dimensional mixed mode obtained from the theory of strain energy density factor and the theory of maximum tensile strain.
本文对按应变能密度理论和最大拉应变理论所推导出的两个三维复合型断裂临界曲面作了简要介绍。
According to the conditions of feeding rockery pond, breeding species, density and feeding mode and other factors to consider.
假山鱼池要依照饲养的条件、饲养种类、密度和饲养方式等因素综合考虑。
In this paper, its history, effect of production, mode and density of planting, special points of growing and the cultural methods of different age stages of the tree have been summarized.
本文综述了其历史、生产意义、栽植方式、密度、栽培特点和不同年龄时期的栽培管理。
Making use of equivalent density the model is simplified effectively, a simple and feasible method is offered for mode estimation of a missile's large-scale finite-element model.
同时利用等效密度有效地简化模型,为导弹大型有限元模型的模态估计提供了一种简单可行的方法。
Then, by means of the energy balance relation, a new cohesive stress law of Mode I crack is obtained which is only concerned with the surface energy density within the cohesive zone.
然后,利用能量平衡关系,得到仅与表面能密度相关的I型裂纹内聚力新的本构方程。
Locked mode instability and density limit disruption have been studied in the HL 1m tokamak.
研究了HL -1m装置上锁模不稳定性和密度极限破裂。
According to this mode, latitudinal gravity always pushes the earth's matter toward the region of"latitudinal density anomaly low"from"latitudinal density anomaly high".
按照这一模式,纬向重力总是把地球物质从“纬向密度异常高”的地区推向“纬向密度异常低”的地区。
The numerical simulation of turbulent combustion in the afterburner of solid rocket ramjet was performed by applying the probability density function non -premixed mode.
应用概率密度函数非预混模型,对固体火箭冲压发动机补燃室内的湍流燃烧进行了数值模拟。
Common mode noise suppression of signal lines in high speed and high density digital equipment as personal computers and peripherals.
高速讯号线和个人电脑及电脑周边的高密度组装之电子设备的共模杂讯抑制。
The results indicated that the temperature could affect the composition and structures of calcium phosphate coatings, but the current density affected the crystal growth mode and mo…
结果表明,反应温度可导致钙磷盐涂层的形貌和组成的变化,电流密度则影响钙磷盐晶体的生长方向。
Based on the degree of saturation and road network density in each traffic zone, a mode is developed to show the relationship between roadway network reliability and the impact factors.
以交通小区路网饱和度和路网密度为基础,建立路网畅通可靠度及其影响因素的多元关系模型。
Plasma confinements under H-mode and high density mode (HDM) in the HL-1 Tokamak have been investigated using spectroscopic method.
在H模式和高密度模式(HDM)下,用光谱方法研究了HL-1等离子体的约束状况。
The emphases are placed on the selection of prognostic mode, ascertainment of parameters and superimposed calculating of pollutant density.
重点阐述了模式选择和参数取值及浓度叠加计算。
FEM Model is made and programmed in MATLAB, reasonable size is worked out, relation between frequency and density is analyzed, and the vibratory mode shape is given.
用有限元法建立了圆筒谐振子的模型,通过MATLAB软件编程,计算出合理的谐振子参数,对其频率密度特性进行了分析,并给出了振子的振型分布。
When the traffic volume increases and leads to light congestion, the high density and one-way street network system (Mode 4) is the best. Key conclusions can directly guide road network planning.
当交通量增多和出现拥堵时,高密度的单行线路网系统(模式4)更具优势。关键结论可直接指导规划实践。
In the main, the artist finds a suitable mode to realize his discourse, one that is robust and idiosyncratic, imbued with an acute sense of color and a density that is sometimes breathtaking.
大致来说,艺术家找到了一个适合自己的方式来阐述他的天人之道;有时候画面上锐利的色彩和沉重的笔调让人有惊险刺激的感觉,极具感染力。
Density functional theory calculations were carried out to examine the structure and normal mode frequencies of the ground state of the complex and its electronic transition energies.
用密度泛函方法计算了复合物的基态结构、振动频率和电子跃迁能。
The parameters are laser power, power density, beam spot size, welding speed, laser mode and auxiliary gas blow.
研究了激光焊缝质量与激光焊接工艺参数的关系;
The paper gives a new concept generalized strain energy density (GSED). It is based on the strain mode frequency and mode shape. It is very effective and its physical meaning is clear.
本文基于应变模态的工作,利用应变模态识别得到的振型和频率结果,提出广义应变比能(GSED)的概念。
The oxide growth is nearly homogeneous by laser irradiation at the lower power density but it presents hill-like growth mode by the laser irradiation at the higher power density.
在较小的激光能量作用下,所得到的氧化物薄膜均匀生长;当激光能量较高时,氧化物薄膜呈小丘状生长模式。
Because of the extensive mode of land use in a long run, the density and capacity of reconstruction has become too high, while the residents 'living standard has not been essentially improved.
由于城市土地长期粗放开发利用,旧城改造建设容积率过高,建筑密度过大,而人们的居住生活水平并未得到根本性的提高。
In this paper, a novel high-density address decoder architecture is proposed to avoid memory array's lateral conducting current in reading and programming mode.
论文中设计了一种高密度的译码器电路架构,同时针对阵列提出了解决读取和编程时存在的阵列横向导通电流问题。
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