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Slope and aspect had a prominent effect on subalpine meadows, broadleaf coppice forests, and cultivated vegetation types.

坡度和坡向对不同植被类型分布影响程度不同,只对中山草甸、阔叶矮曲林和人工植被等3种植被类型有较显著影响。

Such distribution rules correlatively with velocity as energy, momentum, frequency and wavelength, are the key point of this study paper as well as the differece from other literatures.

与速度有关的能量、动量、频率和波长等各种物理量的分布规律的讨论是本文的重点,也是本文区别于其它文献的特点。

Marmota himalayana, Microtus oeconomus, Mus musculus, Cricetulus longicaudatus, Ochotona curzoniae, Felis catus, Canis familiaris, Vulpes vulpes, Vulpes corsac, Canis upus, Mustela eversmanni distributed widely in Sanjiangyuan Area.

三江源地区喜马拉雅旱獭、根田鼠、小家鼠、长尾仓鼠、高原鼠兔、猫、犬、赤狐、沙狐、狼、艾鼬等广泛分布,其中喜马拉雅旱獭是青藏高原喜马拉雅旱獭鼠疫自然疫源地的主要宿主。

The studys object is bitch forest .spruce forest ,fir forest, chrysanthemum alp, willow community and two couch grass, so the research of the soil microorganisma,soil enzymatic activity in the subalpine coniferous forests in western Sichuan is significant to china .

因此,开展对川西地域中独特的生态环境中土壤微生物群落、以及与碳氮循环有关的土壤功能微生物数量和酶活性等的分布特征研究,进一步揭示川西亚高山植物群落的生态学过程已成为一项重要的研究课题。

Because of its stable chemical property and reasonable and controllable particle size distribution, pure white and glittering color, the cristobalite silica powder is widely used in industries like chemical engineering and precise casting, etc.

在煅烧过程中严格控制煅烧温度,可稳定地改变晶体结构,由于其稳定的化学性质,合理有序,可控的粒度分布和色泽洁白晶莹而被广泛地应用于化工、精密铸造等行业,是白色高级涂料、橡胶、牙齿模型、油墨的理想原料。

In this paper, the JFO condition, satisfied with global mass continuity, is incorporated into an universal Reynolds equation with micro-polar fluid which is solved for the oil film pressure using OSM and FEM. The bearing load capacity and friction resistance were given, and stiffness/damping coefficients and critical rotor mass were obtained by solving a pressure perturbation equation with micro-polar lubricants.

本文采用满足全流场质量连续的JFO边界条件,采用微极性流体的广义雷诺方程来求解油膜压力分布,进而获得油膜承载力和粘性阻力等轴承动力特性量;采用小参数摄动法得出油膜压强扰动方程,并采用有限元法解出扰动压强,积分扰动压强获得油膜的阻尼系数和刚度系数,进而求得了表示轴承油膜稳定性的临界转子质量。

The authors analysed naked and transformed groups of fibrous brucite, wollastonite, chrysotile asbestos, sepiolite, palygorskite, clinoptilolite, crocidolite and diatomaceous earth mineral dust s by IR under acid and alkali etching and strong mechanical and polarized molecular interaction.

本文通过酸碱蚀、强机械力和极性分子等表面作用,利用红外吸收光谱手段分析7种重要矿物粉尘的表面基团裸露、转化过程,总结了矿物粉尘表面存在的基团类型及其表面活性位的分布及在不同环境条件下的转化,对讨论粉尘生物活性及矿物表面/细胞物理化学作用过程有重要意义。

Through contrast and analysis of two sets of designed parameters, the result shows that optimizing method can obtain more satisfying effect in the hand of narrow azimuth seismic survey and equilibrium distribution of inline and crossline coverage.

应用该设计方法对胜利探区4个实际区块的观测系统参数进行了优化设计和对比分析,结果表明,在窄方位角采集,纵横向覆盖次数均匀分布等方面该方法的效果较好。

But the phenomenon that crudity cabbage bolting happened frequently because climate was abnormal and cultivating patterns changed.

甘蓝是一种世界性蔬菜,由于其具有适应性广,耐寒性强和一定的耐热性等特点,因此在引入我国后发展很快,分布也很广。

Basal synthem is the Taishan mountain group in archaean, is mainly the gneiss; The paleozoic synthem besides the regional lost stratas: Upper Ordovician, Silurian-Devonian and Lower Carboniferous, other stratas have the distribution, divides into Cambro-ordovician and Permo-Carboniferous two structure subgroups. Cambro-ordovician is a set of carbonate construction, Permo-Carboniferous system is a set contains the coal clastic rock deposition; In the mesozoic synthem lost Upper Triassic and Upper Crataceous ,growth Middle-Lower Triassic and Middle-Lower Jurassic and Lower Crataceous three structure subgroups, main growth varicolored land facies clastic rock, discovered rich fossil data such as cryptogam ,Ostracoda and Chareae and so on.

基底构造层指太古界泰山群,主要为片麻岩;古生界构造层除区域性缺失的上奥陶统、志留-泥盆系和下石炭统外,其余地层均有分布,分为冷武-奥陶系和石炭-二叠系两个构造亚层,冷武-奥陶系为一套碳酸盐建造,石炭-二叠系为一套含煤碎屑岩沉积;中生界构造层缺失上三叠统和上白垩统,发育下-中三叠统、下-中侏罗统和上侏罗-下白垩统三个构造亚层,为杂色陆相碎屑岩,发现丰富的孢粉、介形类、轮藻等化石;新生界古近系岩性以砂泥岩互层为主,含薄层油页岩,新近系-第四系为一套河流相沉积。

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推荐网络例句

Recall that, in the Kolmogorov axiomatization, measurable sets are the sets which have a probability or, in other words, the sets corresponding to yes/no questions that have a probabilistic answer.

延期开工的Kolmogorov宣布要衡量所有套职能有限许多坐标限制在于衡量子寅。换句话说,如果是/否的问题回答f可看的价值观念在许多最有限坐标,然后它有一个概率的答案。

The experimental results showed that the algorithm can filter singular points and remain fixity of the target edge.

实验表明:基于模糊理论的图像智能滤波方法比常规图像滤波方法运算量小,它既能去除奇异点,又能保持图像中目标的边缘不变性,具有很好的滤波效果。

It explains in detail how the methods of elicitation, discussion, and induction are to be used in the physics teaching.

本文根据心理学原理论述了改革初中物理教学的必要性,并对"启发、讨论、归纳法"在物理教学中的应用作了详细的阐述。