This paper describes a new numerical method-boundary element method which has been developed in recent years based on the generalized varia - tion principle and finite element method .

本文介绍了近年来基于 广义 变分原理和有限元素法发展起来的一种新的数值计算方法&边界元素法。

Analysis on Coal Varia and Varia Removal

煤炭 杂物 情况及除 杂 工作分析

An Experiment on Mix-Sowing of Elymus Sibiricus and Medicago Varia

老 芒麦与草原2号苜蓿混播试验

The Adaption and Productivity of Coronilla varia in the Eastern Part of Hexi Corridor

多变 小冠花在河西走廊东部地区的适应性和生产能力

The results show that the climate varia - tions in China caused by the strong / weak summer monsoon are completely different ( even in opposite phase ) .

其结果表明，由强、弱夏季风所引起的中国气候 异常是完全不同（甚至反相）的。

The studies on the up-to-date geological data from those major coalfields in Fujian Province found ever since 1949 has been carried out to illustrate the coal characteristics and the time / spatial varia - tions of main coal-bearing strata in the Province .

本文对我国建国以来， 特别是近 十多年来本省各主要煤矿区最新地质资料，进行了 全面 综合研究，阐明了各重要含煤地层的 煤质特征及其在时间与空间上的 变化 规律。

By using the average vertical varia - bility of precipitation to calculate the height with maximum precipitation of mountains

利用降水平均 递增率求山地最大降水高度

Coronilla varia is excellent forage . Its optimum germinative temperature was 20 ℃ and its hard seed proportion reached 20 ~ 60 % . The method of breaking its dormancy was to soak it with the concentrated sulphuric acid for 20 minutes .

小冠花种子中的硬实率达20～60%，破除硬实用浓硫酸浸泡20分钟。

By means of the secondary regression design of 3414 the effects of combined N 、 P 、 K fertilization on seed yield of Medicago varia Martin . cv . Caoyuan No.

采用 3414二次回归设计，研究了N、P、K肥配施对草原3号杂花苜蓿种子产量的影响。

By compared ideal state with actual condition the model of stream of varia - tion can be obtained .

通过对比理想状态和实际情况下的模型，得到 装配 过程的误差流模型。

There are differences in numerical performance when using different types of TVD ( total varia - tion diminishing ) schemes . It is difficult for the computation of dam - break flows in dry - bed case .

不同形式 TVD格式存在数值性能上的差异，干底情况下的溃坝流动计算是数值模拟的难点。

Through the examination of the varia - tion of number of porosities with residual hydrogen / oxygen content in the weld metal .

通过研究 气孔数量随焊缝金属残余氢含量及氧含量 变化 的 趋势， 推断 出水下湿法焊接气孔 主要 属于氢气孔。

Through analysis on the varia existing in both raw coal and fine coal this paper puts forward some feasible solving schemes of coal varia removal for the long-term goal of realizing finally the zero varia .

通过研究原煤、精煤中存在的 杂物 情况，提出了清除原煤中杂物的可行性的解决方案，最终实现零杂物的远期目标。

Study on the mix-sowing of five gramineous grasses and Medicago varia in pastoral-agronomy area

农牧交错区5种 禾本科牧草与草原二号苜蓿混播试验研究

Effects of Medicago varia Martin . Bromus inermis Leyss . and Mixture of the Both on Soil Organic Matter and Available Nutrients

苜蓿、无芒 雀麦单播与混播对土壤有机质和速效养分的影响

The Experimental Study of Mix-Sowing of Bromus inermis and Medicago varia

无 芒雀麦与苜蓿混播试验

When the salt content is 5 g · kg ~ ( - 1 ) only Iris lacteal Taraxacum mongolicum and Coronilla varia could germinate and grow but the germination delayed and the rate of germination decrease markedly .

在盐含量为5g·kg-1基质中只有马蔺、蒲公英、多变 小冠花等3种植物出苗，且出苗 时间明显推迟，出苗率明显降低。

The results show that in the test process the varia - tion of the swell stress curve with time can be divided into three segments .

结果表明： GCL 吸水膨胀应力在测试过程中随时间的 变化可 明显分出3个阶段， 即：应力 快速增加，应力 缓慢增加和应力 平缓波动阶段。

A Study on Forage Yield Dynamics of Medicago varia / Bromus inermis Mixture and Single Grassland

草地上的罐头苜蓿 、无芒雀麦混播及单播草地产草量动态研究