查询词典 asymptotic density

The content involves Digital Filter, Auto Correlation, Cross Correlation, mean and standard deviation, probability density and probability distribution statistic, as well as Auto Power Spectrum based on Fast Flourier Transfer, Correct Power Spectrum, Cestrum and Frequency Response. The Short-time Flourier Transfer and Wavelet Transfer are included in the analysis program.

具体内容包括：数字滤波、时域加窗、自相关计算与互相关处理、均值和方差计算、概率密度和概率分布统计，快速傅立叶变换基础上的自功率谱、互功率谱、频率响应函数、相关函数、倒频谱分析；基于短时傅立叶分析的联合时频分析、小波变换等。

The data used in this paper was obtained from the comprehensive oceanographic survey during the First Chinese National Arctic Research Expedition in Chukchi Sea and Bering Sea in July and August 1999. The characteristics of ecological groups, species composition, horizontal and vertical distribution of Chaetognatha in both Chukchi Sea and Bering Sea are described and the relationships of Chaetognatha density and some other environmental factors are discussed.

根据 1 997年 7─ 8月我国首次北极科学考察期间，分别在楚科奇海和白令海进行海洋综合调查的资料，分析了这两区毛颚类种类组成和生态类型的特征、丰度的水平分布、层状分布和昼夜垂直分布。

We have carried out high density resistivity data processing standardization for one line with one suit of parameters through long line and multi-array data linkage processing, conquered the abuse of false anomaly and information lose for multi-array with different parameters, and resolved the problem that the disaccord of color bar with different array electric property profile and no illustration for the coordinate of profile with the chainage.

本文通过对高密度电阻率法勘探中的长测线多排列数据进行连接处理，实现了同一测线采用同一套参数的规范化处理，克服了因不同排列采用不同参数处理而导致假异常和信息丢失等弊端，同时解决了在成像时，因各个电性剖面的色标值不一致，剖面坐标与实际桩号对应不直观，导致对整个区域的电性趋势认识产生误导的问题。

The study aimed to investigate horizontal variations in photosynthetic photon flux density and transmittances under a Taiwan red false cypress (Chamaecyparis formosensis Matsum) canopy as the basis for ecological and silvicultural researches.

本研究主要目的为探讨红桧人工林内光合光子流密度之空间变异，以及不同冠层密度下透光率之变化，作为生态学及育林学相关研究之基础。

A high density optical disc that can be driven changeably with the existent optical disc by the same driving apparatus.

可变化地用与现有光盘相同的驱动装置来驱动的高密度光盘。

By using the method of documentation, this article summarizes sports item,muscle strength and hormone changement on bone mineral density in order to provide theoretical references for preventing and curing osteoporosis.

采用文献资料研究法，综述运动项目，肌力以及运动引起激素改变对骨密度的影响，从而为进一步研究运动防治骨质疏松症提供了理论依据。

According to the biggest traffic density and corresponding canal occupation rate on the Grand Canal in the south of Jiangsu province, we can divide Grand Canal in the south of Jiangsu province to checkless Section and crowded Section.

通过对不同平均吨位下的船舶密度和航道占有率计算分析，得出了平均吨位大的船舶构成对航道的利用率高的结论。

There are some basic chemicophysics problems about the foaming extrusion processing to be studied and clarified. The relationship between the formula, the processing condition, the apparatus parameter setting and the density, the physicomechanical properties, rheological property, were researched in detail in this artical, according to the extrusion process of PVC in the rheometer.

但在其低发泡挤出过程中尚有许多基本化学物理问题有待研究，本文利用PVC在流变仪的挤出加工，详细研究了相关配方、工艺条件、设备参数设定与发泡PVC制品的密度、物理机械性能以及加工流变性的关系。

A 2-year-old male who had suffered from Hirschsprung's disease sine 2 months of age developed during 6 weeks bilateral fulminant exophthalmos with severe ecchymosis of eyelid and prominent congestion and chemosis of conjuntiva on the right eye and mild a degree on the left. A peripheral blood examination and liver function test showed mild abnormalities. A skull X-ray revealed increased bony density on the sphenoid ridge.

一位两岁男性病患，在2个月大时发现有Hirschsprung's disease，经过手术治疗，情形已改善，在2岁开始有右眼轻微凸出，经过6个星期，过程急速进展，演变成右眼严重凸出，眼睑严重瘀血，结膜充血水肿很厉害，角膜乾燥，左眼与右眼变化类似只是程度较轻微。

The optimum rearing room of Chironomus should be no less than 3M3, the population density should be no more than 3000 heads/ M3, the velocity of the running water should be 100ml/min

花翅摇蚊的最佳饲养条件为饲养空间不小于3M~3，虫口密度不大于3000头/M~3，流水饲养，流速为100ml/分钟

Finally it offers the analysis of the fault-tolerance system as well as its test verification.

这样，运行于空间环境中的系统的设计目标就是在保证系统实时性

However, it is still difficult to find out the real reason of the increase of the keratinized gingiva during the orthodontic extrusion whether it is due to the proliferation of the gingival tissue or to its elastic nature, that is because the proliferation of the fibroblasts as well as the connective tissue changes in volume and the intra-fibers spaces were all immeasurable in most of the studies.

然而，仍然难以找到真正的原因增加的角化牙龈在正畸挤压它是否是由于扩散的牙龈组织或其弹性性质，这是因为增殖的成纤维细胞以及作为结缔组织的变化量和内部纤维空格都是不可估量的，大多数的研究。