查询词典 propagation

According to the proposed inversion principle,a three-wavelength scintillometer was designed for the reliability verification in thelaser propagation trials.

和C2n(λ2，。。。)相等，反演成功。根据此原理设计了三波长闪烁计并在某地进行了外场测量。

Object To establish a tissue culture and rapid propagation system for the medicinal plant Iphigenia indica Kunth.

目的 建立药用植物丽江山慈姑的组织培养和快速繁殖体系。

The distribution of thermoacoustic field under different irradiate frequency was analyzed. And the same time, we observed the process of sound wave propagation in biological tissues.

分析了不同频率微波照射下模型组织内热声场的分布，并模拟了声波在组织内的传播过程。

And, as the Vatican Council has said,"the Church herself, is, by her marvellous propagation, her wondrous sanctity, her inexhaustible fruitfulness in good works, her Catholic unity, and her enduring stability, a great and perpetual motive of credibility and an irrefragable witness to her Divine commission" Const.

此外，由於梵蒂冈会议已表示，教会自己，是中，她的绝妙的繁殖，她惊异的神圣性，她取之不尽，用之不竭的成果，在好的作品，她的天主教团结，和她的长期稳定，一个伟大而永恒的动机，信誉和一个不可争辩的见证，她的神委员会

Nay, the Church itself by its admirable propagation, sublime sanctity, and inexhaustible fecundity, by its Catholic unity and invincible stability, is a great and perpetual motive of credibility and irrefragable testimony of its Divine mission see Conc.

不仅如此，教会本身，由它令人钦佩的繁殖，崇高的神圣性，和取之不尽，用之不竭的繁殖力，其天主教的团结和稳定，立於不败之地，是一个伟大的和永恒的动机的可信性和不可争辩的证明了它的神圣使命

Based on the small steepness parameter, three-layer incompressible, inviscid and irrotational fluid system of arbitrary depth is discussed by using the perturbation method, and a unified theory of nonlinear interfacial-internal wave propagation and the approximate nonlinear evolution equations for interfacial-internal elevations are given on the basis of the rigid upper boundary and the flat impermeable bottom.

基于波陡很小的假设下，利用摄动法，讨论了任意深度的二维不可压缩、无黏性、无旋的三层流体系统，在刚性上边界、平底不可渗透条件下，给出了界面内波传播的统一理论以及描述界面内波波剖面的近似非线性演化方程，最后还讨论了几种特殊情形下的近似非线性演化方程。

ISI is a phenomenon caused by the different propagation velocities of low and high frequencies throughout a channel.

ISI是不同传播速率下的高低频信号通过一个通道形成的物理现象。

The methods for controlling transformer noise are introduced: for noise source control,using high-quality silicon-steel sheet,and adopting effective measures in transformer design,techniques and installation;for noise propagation control,adopting muffler device,sound insulation board and isolation booth,etc.to enhance noise attenuation.

详细介绍了变压器的噪声控制方法，在噪声源控制上选用优质高取向硅钢片，在设计、工艺和安装等诸多方面采取有效措施降低噪声；在噪声传播过程中采用缓冲装置、消声法、设置隔音层、隔音室等方法增大噪声在传播过程中的衰减以降低噪声。

The experimental results showed that the catalytic activity for the polymerization of isoprene is dominated by the rate constant of absolute propagation in this system.

研究结果表明：该体系催化活性低的主要原因是其绝对增长速度常数太低。

The stability of algorithm, the condition of absorbing boundary and free surface boundary, the grid dispersion and the process of source are discussed in details. The numerous simulations of wave propagation are carried out in isotropic media, transversely isotropic media and anisotropic media induced by fractures. The difference between anisotropic and isotropic effects on surface records is analysized.

接着讨论了有限差分算子的稳定性和收敛性，以及吸收边界条件、自由边界条件、数值频散和震源的处理，对各向同性介质、横向各向同性介质以及裂隙引起的各向异性介质中传播的弹性波场进行了数值模拟，分析了多波多分量数据中的各向异性效应以及各向同性在地表地震记录中的反映。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。