propagation的例句大全

Seed collection for propagation or other ex-situ conservation measures could be explored.

可尝试采种育苗,及作迁地保育.

Summing up time harmonic propagated waves of all frequency gives the pulse propagation along the line.

加总所有频率成份弦波之时域传播即得时域脉波之传播.

Rapid propagation of thornless blue Aloe by tissue culture

无刺番麻组织培养快速繁殖种苗的研究

Study on Tissue Culture and Rapid Propagation of Thornless Red Raspberry Idaeus

无刺红树莓组织培养快速繁殖技术研究

The scheme can be applied to simulating dam-break flood wave propagation in the natural river courses.

这种格式适用于模拟天然河道或水库中的溃坝洪水波传播.

In addition, the Back-Propagation algorithm is applied to I lunation intelligence control.

另外，在控制系统中提出了利用神经网络BP算法实现照度的智能控制。

Seed propagation is still practiced to develop new hybrids, raise understocks for grafting, and propagate wild species.

在杜鹃花引种栽培、嫁接时繁殖砧木及新品种培育时仍需以种子育苗为主。

For the first time, 25 ℃ penetration degree and 100 ℃ kinematic viscosity of modified paraffin wax were predicted by using the generalized back propagation ( GBP) neural network. The absolute deviation ( A.D.)

首次采用GBP模型对改性石蜡的25℃针入度和100℃运动粘度进行了预测，25℃针入度预测的绝对误差（A.D.）

Many researches found that the complex Dielectric Parameters show a large fluctuation with the change of working wavelength; this will seriously affect the physical quantities such as Surface Plasmon propagation length.

物理实验研究发现，贵金属的复介电参数会随工作波长变化呈现出较大浮动，这对表面等离子体波传播长度等物理量的计算产生重要影响。

The sexual propagation of Adenophora tetraphylla is dominantly xenogamous. The seed setting ratio of its autogamy is about 1.2%.

轮叶沙参的有性繁殖主要依靠异花授粉，其自花授粉的结实率为1.2%。

Tissue Culture and Rapid Propagation of Senecio cineraria 'Silver Dust

细裂银叶菊的组织培养和快速繁殖

Infrasound existing widely in nature has already aroused the interests of environmental and military scientists in many countries for its characters of less attenuation during propagation, inaudibility and broad harm in some cases.

次声广泛存在于自然界中，由于其在传播时不易衰减，不能被听到等特点，在一定作用条件下，可造成危害，已引起一些国家的环境科学家和军事科学家的关注。

In this paper we discuss soliton propagation by quantizing electromagnetical field.

在本文中我们将电磁场量子化，讨论了非线性光纤中孤子的传播。

The propagation of quantizing electromagnetic field in absorbing and dispersive finite dielectrics

量子化电磁场在色散吸收有限介质中的传播

Propagation of the HTV in primary human embryonic kidney and lung cell culture

汉坦病毒在原代人胚肾与人胚肺细胞中增殖及其特性的研究

Transverse dimensions of rectangular tunnels have great influence on electromagnetic waves propagation.

摘要矩形巷道截面尺寸对电磁波的传播特性有很大的影响.

The sparker was originally developed for fundamental studies of underwater sound propagation and of subbottom geology.

火花发生器原来是为了进行关于水下声波传播及海底地质的基础性研究而制造的。

Tissue Culture in Vitro and Rapid Propagation of Saintpaulia ionantha

非洲紫罗兰组织离体培养及快速繁殖

Tissue culture and rapid propagation of Saintpaulia ionantha and Caladium bicolor

非洲紫罗兰和花叶芋的组织培养和快速繁殖

Software defects are inevitable, however, the software reliability is relates to the probability of errors when software is running. Thus, to improve the software reliability, the control of software defects propagation and find error tendency modules are very important.

软件缺陷是不可避免的，而软件的可靠性是软件在运行时错误出现的频率，因此要提高软件的可靠性，其中控制软件缺陷传播、寻找软件的错误倾向模块就显得非常重要。