The mainly investigated contents were as follows: ( 1) Species diversity analysis: Species richness, Brillouin index of species diversity and even degree.

1、

In order to study the effects of enclosure on species diversity of degraded upland meadow, C.

为研究封育对不同退化山地草甸物种多样性的影响，以C。

互联网摘选

2、

For elevated temperature service, which material should he applied to support element or welded attachment.

对于高温工况, 哪种材料可用作管道支撑元件或焊接附件?

互联网摘选

3、

The elevated temperature strength and creep property of alloys can be improved by the Sr addition.

锶合金化可以改善镁合金的高温力学性能以及蠕变性能.

互联网摘选

4、

Deformation behavior at elevated temperature of AZ 31 B magnesium alloy was studied systematically by processing map theory.

采用加工图理论系统AZ31B镁合金在高温变形过程中的变形行为.

互联网摘选

5、

Secondly, the influence of solidification shrinkage was considered by increasing thermal expansion coefficients of elevated temperature.

其次, 通过加大材料的线膨胀系数,考虑了凝固收缩对熔池尾部应力应变场的影响,最终得到了各种条件下的焊接应力-应变场.

互联网摘选

6、

Newly developed fire resistant steels improve their elevated-temperature strength, thus reducing fire-resistant coating.

耐火钢提高了钢的高温强度, 从而减少了防火涂层.

互联网摘选

7、

A new method ( layer-by-layer rebound method ) is presented residual strength of concrete exposed to elevated temperature.

提出了逐层回弹法检测火灾后混凝土强度的方法.

互联网摘选

8、

The kinetic behaviour of the structural relaxation at temperature and the transformation elevated temperature was discussed.

考查了低温结构弛豫和高温转变的动力学行为.

互联网摘选

9、

Applications requiring strength at elevated temperature, e . g . engineering hardware, brake component.

用于在高温下需要保持强度的铸件, 如工程配件, 刹车组件.

互联网摘选

10、

AFLP Analysis on Genetic Diversity of Casuarina Equisetifolia Germplasm Resources

短枝木麻黄种质资源遗传多样性的AFLP分析

互联网摘选

11、

Genetic Diversity of Secale Based on RAMP Markers

应用RAMP标记研究黑麦属遗传多样性

互联网摘选

12、

Analysis of genetic diversity and affinity relationships among 13 species of Dendrobium Sw. by RAPD

利用RAPD分析13种石斛属植物的遗传多样性和亲缘关系

互联网摘选

13、

The genetic diversity of 238 cultivated rice and its difference between landraces and modern cultivars have been assayed using a multiple copy microsatellite DNA marker.

用一个多拷贝微卫星DNA标记分析了238份栽培水稻的遗传多样性及遗传多样性从农家品种到现代栽培品种的动态变化。

互联网摘选

14、

RAPD and ISSR Analysis of Genetic Diversity and Genetic Relationships of Tobacco

烟草遗传多样性与亲缘关系的RAPD和ISSR分析

互联网摘选

15、

Genetic diversity of D genome in 19 Aegilops species revealed by SSR Markers

利用SSR标记分析19份山羊草属种D基因组遗传多样性

互联网摘选

16、

In consequence, it is essential to conduct researches on genetic diversity and classification of taro at the DNA level using modern biological technique.

利用现代生物技术从DNA水平上进行芋遗传多样性和分类研究显得尤为重要。

互联网摘选

17、

RAPD analysis of genetic diversity of inbreeding F_1 progeny in two artificial gynogenetic strains of silver carp

两个人工雌核发育系鲢近交F1遗传多样性的RAPD分析

互联网摘选

18、

Genetic Diversity Analysis of 20 Maize Landraces by SSR Markers

20份特异玉米地方品种的SSR遗传多样性分析

互联网摘选

19、

Genetic diversity analysis on PENEUS chinensis by rapd ── the DNA polymorphism of western coastal population of Korean Peninsular

中国对虾遗传多样性的RAPD分析&朝鲜半岛西海岸群体的DNA多态性

互联网摘选

20、

RAPD analysis of population genetic diversity of Taxus mairei

南方红豆杉不同居群遗传多样性的RAPD研究

互联网摘选