查询词典 propagation medium

For cutting propagation of semi-lignified branches in P. frasery, it was suitable to take perlite:vermiculite: turves=1:2:1 or 1:1:2 as medium. The most appropriate concentration of ABT1 rooting powder solution was 200 mg/L.

咱结论暂对于红叶石楠半木质化枝条的扦插繁殖，使用基质珍珠岩：蛭石：泥炭越1：2：1或1：1：2较适合。1号ABT生根粉溶液的处理浓度以200 mg/L最为适宜。

Then the azimuthally phase and group velocity formulas of plane wave propagation in horizontal plane are deduced according to Christoffel equation, and the azimuthally dependent velocities in dry and water saturated cracked medium are calculated.

而后，根据Christoffel方程推导了由各向同性背景介质中含两组非正交的垂直裂隙而形成的等效单斜各向异性介质中，在水平面内随方位变化的相速度和群速度的计算公式，并对干裂隙和饱和流体填充裂隙介质两种具体情况进行了计算。

We extend the second order elastic tensor of Husdon's and turn it to a matrix which makes the calculation of second order perturbation much more concise. Then the azimuthally phase and group velocity formulas of plane wave propagation in horizontal plane are deduced according to Christoffel equation, and the azimuthally dependent velocities in dry and water saturated cracked medium are calculated.

而后，根据Christoffel方程推导了由各向同性背景介质中含两组非正交的垂直裂隙而形成的等效单斜各向异性介质中，在水平面内随方位变化的相速度和群速度的计算公式，并对干裂隙和饱和流体填充裂隙介质两种具体情况进行了计算。

In this dissertation, MDS has been used to predict the thermodynamic properties and transport coefficients of an argon system with Lennard-Jones potential to reveal the propagation mechanism of a disturbance in the medium, to discuss the interface characteristics under saturated condiction.

本文用分子动力学方法模拟了系统的热力学参数和输运系数，并探讨了扰动在介质中的传播机理，最后分析和讨论了汽液界面中的相变现象。

In this dissertation, MDS has been used to predict the thermodynamic properties and transport coefficients of an argon system with Lennard-Jones potential to reveal the propagation mechanism of a disturbance in the medium, to discuss the interface characteristics under saturated condiction.

微尺度条件下的换热、快速加热以及某些相变传热等现象用传统的研究方法和研究手段难以进行研究，而分子模拟技术则有可能成为研究这些传热现象的一种有效手段。

Diospyros kaki Thunb cv.Fuyu and Jiro are Japanese persimmon varieties. Dormant buds taken from persimmon trees, as in vitro explants materials, were set up successfully. New shoots were attained. Callus was induced and adventitious buds were differentiated from leaves and roots of tissue cultures; new shoots propagation and shoots rooting were studied in different basal medium added different hormones.

本研究以甜柿品种富有柿与次郎柿为材料，系统地研究了两品种的组培快繁、组培苗叶片和根段的不定芽再生、愈伤组织的诱导和不定芽的分化、不定根的诱导等技术，以期为柿果的转基因技术奠定基础，同时也为富有柿与次郎柿苗木的快速繁殖提供技术依据。

An accurate and effective numerical method is employed to study the propagation characteristics of ultra-short laser pulse in inhomogeneously broadened two-level medium.

用数值计算的方法研究了非均匀展宽二能级体系中超短激光脉冲的传播特性。

The contents can be outlined as follows. Chap. 1 provides an overview of the studies on transient EM radiation and the propagation of nonsinusoidal waves in lossy medium.

这些进展主要涉及对非正弦波辐射能量慢衰减现象的深入认识以及非正弦波进入有耗媒质中传播时Maxwell方程组的适用性及其求解。

Phellodendron amurense Rupr. stem segment with axillary bud and top bud were cultured with MS and 1/2MS medium in this experiment,in order to study the effects on rapid propagation of P. amurense in different culture conditions.

摘要以黄檗带顶芽和腋芽的茎段为材料，以MS和1/2MS为基本培养基，进行黄檗组培苗的快速繁殖，以研究不同培养条件对黄檗快速繁殖的影响。

Quadratic regressive factorial experiment was used to optimize concentration of 6-BA and NAA in MS medium for shoot propagation from the top buds and stem segments of Russelia equisetiformis.

以爆仗竹顶芽与带腋芽的茎段为外植体，采用二次回归正交设计方法研究了爆仗竹组织培养快速繁殖中不定芽增殖系数与继代培养基中6BA和NAA组合及其浓度配比之间的关系。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。