查询词典 gauss seidel method

In comparison with the traditional method forsulfuric acid catalysis, the new method is evidently much more advanced,simpler, safer and more easily purificatory.

与传统的硫酸催化法相比，具有操作简单、安全、易纯化、产率高及成本低等优点。

Objective The arteria carotis externa was ligated,and arteria carotis interna was kept opening The left carotid artery was exposed and placed over an ultrasonic flow probe.The brain flow volume was recorded with an ultrasonic volume meter.The pursiness time of mice was observed to evaluate the effect of Erigeron breviscapus pellets on cerebral ischemia.Methods Born's method was used to investigate effects of Erigeron breviscapus pellets on rabbit platelet aggregation induced by adenosine diphosphate,arachidonic acid,and platelet-acti-vating factor,in vitro or in vivo.Antithrombotic effects of Erigeron breviscapus pellets was monitored accord-ing to Peter's method.

目的 应用二道血流速度流量仪超声探头测定鼠颈总动脉以反映云南植物药业有限公司提供的灯盏花颗粒对脑血流量的影响；记录小鼠断头后张口喘气时间，观察灯盏花颗粒的抗脑缺血作用方法采用Born方法测定灯盏花颗粒在体内外对AA、ADP及PAF诱导的家兔血小板聚集功能的影响；运用电刺激大鼠颈动脉血栓形成方法，评价灯盏花颗粒对血栓形成的阻抑作用。

Nowadays, a simple and effective method to evaluate aseismic capacity, Pushover method is paid attention to.

现今，一种简单而有效的抗震能力评价工具——静力弹塑性分析方法受到了越来越多的重视。

The invention relates to a method for producing pyridoxine and the acid addition salts thereof, said method comprising the following steps: i.

本发明涉及一种制备吡哆素和其酸加成盐的方法，该方法包括：i。

Objective: To compare the difference of the results of urinary total protein with different proportion of albumin using Pyrogallol Red-molybdate method and benzethonium chloride method.

目的：比较尿白蛋白百分含量不同时用邻苯三酚红钼法和苄乙氯铵法测定尿总蛋白结果的差异。

It can be seen form the results of the experiment that the method oftwo-wavelength pyrometry can be used to measure the rod-like cathode temperature.But this method has a big difficulty which is that it is difficult to separate the radiationflux due to cathode reflecting from the total radiation flux in the experiment.

在实验中，我们测出了不同情况下的阴极温度分布；实验结果显示，双波长高温测量方法能很好地测量棒状阴极的温度，但是双波长高温测量方法存在着一个的很大困难是：在实验中，很难将阴极表面反射的辐射通量从总的辐射通量中分离出来。

In the work, employing a function with four undetermined parameters to model the source wavelet, an analytical relation between Q-factor and envelope peak instantaneous frequency is derived from the theory of one-way waves propagating in an anelastic medium; at the same time, a method for extracting instantaneous frequency in wavelet domain is developed for improving the precision and anti-noise performance of IF estimation, and based on these, a method called EPIF in wavelet domain is proposed for estimating Q-factor of VSP data.

本文采用一个具有4个待定参数的函数去逼近震源子波，利用黏弹介质中单程波传播理论推导出了地震子波包络峰值处瞬时频率和品质因子之间的解析关系；同时，为提高瞬时频率的估计精度和抗噪性能，在小波域中发展了一种计算瞬时频率的方法，并在此基础上提出了估算VSP资料Q值的方法，简称小波域包络峰值处瞬时频率法。

This method combines the advantages of the QR eigenvalue algorithm and the Prony method. And

了QR特征值分析算法和Prony分析方法的优势，可以很容易在现有程序中实现。

A quadrantal point infilling strategy is developed to generate point and combine clouds of points automatically. The implicit time-stepping scheme and AUSM+up method have been introduced and extended into gridless method.

本文提出了一种按区域进行填充布点的离散点云自动生成方法，把AUSM+-up格式和一种近似隐式时间推进格式引入到无网格算法之中，发展出了一种迎风型隐式无网格算法。

The sugar-inversion method is tried to use and measures average mountainous land surface temperature in growing season and the information of plant is acquired by point quadrat method.

尝试使用转化糖方法测量山地地面生长季平均温度，通过样方调查获得植物信息。

Putt your way through 36 fun-filled holes of minigolf on 3D designed courses with elevated greens, bunkers, bridges and water hazards, among other crazy obstacles.

您的推杆方式，通过36个有趣的填孔迷你的三维设计的课程，以提升绿党，掩体，桥梁和水的危害，除其他疯狂的障碍。

Some participles can be used either as attributes or as predicatives.

有些分词既可当定语用，也可当表语用。