|
In this paper, the estimate and uniqueness and stability of the solution of one-order hyperbolic differential equation of Cauchy Problem is proved.
|
|
|
摘要本文证明了双曲型方程组柯西问题解的估计，唯一性，稳定性。 |
|
In this paper, the experiment on the enzyme activity in pot soil grown with soybean was carried out through the application of coated compound fertilizer during different growth stages of soybean.
|
|
|
摘要采用盆栽试验的方法；研究包膜复合肥对大豆不同生育期土壤酶活性的影响。 |
|
In this paper, the factors which affect the channel length and the length of the pinch-off region of the channel are discussed, and the function of the VDMOSFET is improved by optimizing the channel section.
|
|
|
摘要讨论了影响沟道长度及沟道的夹断区长度的因素，通过沟道区的优化促进了VDMOSFET性能的提高。 |
|
In this paper, the features of patch characteristics, heterogeneity, diversity &evenness, and spatial relationship were analyzed in the Jialing River basin by using landscape indexes with remote sensing images.
|
|
|
摘要在遥感影像基础上利用景观指数从斑块特征、景观异质性、多样性与均匀性以及空间相互关系4个方面比较和分析了嘉陵江流域植被景观的空间格局特征。 |
|
In this paper, the filiform corrosion images of AA6016-T4 aluminum alloy beneath an epoxy coating were detected and picked out from the image background with digital image processing technique, and some parameters such as corrosion area density, corrosion
|
|
|
摘要运用数字图像处理技术检测、提取了涂覆环氧树脂的AA6016铝合金丝状腐蚀图像，分析探讨了由丝状腐蚀图像所得到的腐蚀面积密度、腐蚀扩展速度以及垂直于切口方向投影值等参数对评估丝状腐蚀发展状况的有效性及合理性。 |
|
In this paper, the focal distance formula of lens in varied shapes is obtained by using object methods to make its physical meaning more obvious.
|
|
|
摘要采用直观的方法得出了空气中各种形状的薄透镜的焦距公式，使其物理意义更加明显。 |
|
In this paper, the form and detection of phase noise is presented and the effect of phase noise in QAM modulation is analyzed.
|
|
|
摘要分析了相位噪声的成因、测量以及相位噪声对系统的影响。 |
|
In this paper, the forming courses of the ribboning, bulge, expansive edge, cob-webbing and slough-off are analyzed. And the effect measures for overcoming these defects are provided.
|
|
|
摘要分析了拉伸变形后卷装中出现的重叠、凸边、胀边、蛛网丝和脱圈等疵点的形成过程，提出了克服这些疵点的有效措施。 |
|
In this paper, the forming principle of NC incremental sheet metal parts forming process, the ultimate half-apex are presented, and so on.
|
|
|
本文就板料零件数控渐进成形工艺的成形过程、变形机理、极限半顶角等方面进行了探讨。 |
|
In this paper, the functional relation is established among weighted average capital cost, Earnings Before Interest and Tax and due capital cost, and the best capital structure model of enterprises with relative unchangeable due capital cost is obtained.
|
|
|
通过财务杠杆，建立了加权平均资本成本和企业息前税前盈余以及债务资本成本之间的函数关系，得出了企业债务资本成本相对不变时的最优资本结构模型。 |
|
In this paper, the fundamental principle, characteristics and separation modes of capillary electrophoresis are summarized. And the application progress of capillary electrophoresis in environmental analysis is also reviewed.
|
|
|
摘要对毛细管电泳技术的基本原理、特点以及分离模式进行了概述，对其在环境分析中的应用进展予以综述。 |
