Covering the ground evaporation capacity of reducing the soil and water of straw, has kept the topsoil holding the water yield, Cross the summer crops in winter to do, have obvious function of combatting a natural disaster. 稻草的覆盖减少土壤水的地面蒸发量,保持了耕层蓄水量,对于夏收作物越过冬干,具有明显的抗灾作用。
Reducing the radar cross section ( RCS) of military targets is one of the most important measures in Stealth Technology. 减小军事目标的雷达散射截面(RadarCrossSection,RCS)是隐身技术当中最重要的手段之一。
The simulation results indicate that: ( a) reducing the load ratio is an effective measure to improve the fire resistance of columns of T-shaped cross section; 研究表明:(a)严格控制荷载比是提高T形柱耐火极限的有效措施。
Shaping design technique was analyzed for reducing radar cross section and its defects. 分析了利用外形设计技术降低雷达散射截面积的方法和存在的缺点;
It is shown that the new TFD with compound kernel has stronger ability than the exponential distribution ( ED) and the cone-shaped kernel distribution ( CKD) in reducing cross terms, meanwhile almost not decreasing the time-frequency resolution of ED or CKD. 结果表明,基于指数分布(ED)和锥形核分布(CKD)的复合核分布(ECKD)具有更强的抑制交叉干扰性质,同时几乎不会使ED或CKD的时频分辨力降低。
Adopting New Technology, Reducing Deviation of Basis Weight and Thickness in Cross Direction 采用新技术,减少纸页横幅定量差和厚度差
Based on the oxidizing reducing titration, the one of sample preparation methods is matched with the other by the simple comparison, the cross comparison, synthetical comparison and the analysis of Relative Standard Deviation. [方法]以经典的氧化还原滴定法为基础,对水提取法和醇提取法进行直接比较,交叉比较,综合比较,相对误差分析。
From the viewpoint of reducing the times of reverse distortion of steel tube during cross rolling deformation, the influence of roll shape on distortion is investigated, and the rational configuration of rotating directions of rolls of cross rolling piercer and cross rolling elongator is further discussed. 从减少钢管在斜轧变形过程中的反向扭转次数出发,研究了辊型对扭转的影响以及斜轧穿孔机和斜轧延伸机轧辊旋转方向的合理配置。
And distributed losses, bending-duct losses, reducing and expanding duct losses, tee-pipe losses, short duct, connecting tube, jet ventilation and the cross pollution of the shaft and tunnel opening are analyzed and researched. 主要研究了公路隧道通风中的沿程损失、弯曲风道损失、缩径与扩径损失、三通损失、短道、连接风道、射流通风以及洞口和竖井交叉污染。
Calculating and reducing radar cross scattering of this kind of structure can improve stealth capability of aircraft. 对此类结构的雷达散射截面(RCS)进行预估和减缩能够有效的提高飞行器的隐身能力。
Productive practice of reducing wool blended spinning knitting cross rail 减少毛混纺针织产品横档的纺纱生产实践
Compared to adaptive Gaussian kernel, the new adaptive kernel has better performance in reducing cross terms of WVD and avoiding large loss of signal energy than the adaptive Gaussian kernel. 相对于自适应高斯核函数而言,该核函数既能获得更好的交叉项抑制效果,又避免了较大的信号能量损失,因而是一种更好的核函数。
This article describes an attempt to improve the elongation of UV-curable by reducing their cross-link density and simultaneously incorporating a TUP in the network in a post-curing process, and comparing performance PUA before and after annealing. 提出了一种用降低交联密度而且在同一个固化过程中把相关的TPU引入网络来提高UV固化伸长率的新方法,并比较了退火前后PUA的性能。
Arithmetic Research on Reducing the Cross-talk of Dynamometer 减小测力仪交叉干扰的算法研究
In rolling, the asymmetry of shape change on plate can be resolved by reducing the deformation rate of cross wedge rolling, improving the heating uniformity of slab, ensuring the rolling reduction, and optimizing roll arrangement. 通过减小横轧展宽量,提高板坯加热均匀性,保证轧制压下量,优化轧机配辊,减小轧件边部的不均匀变形。
According to the analysis, it is found that it was scarcely notable by means of reducing the distance from bit body to bottomhole to improve effective cross flow velocity at the bottomhole for PDC bits. 研究表明,就PDC钻头而言,减小钻头面至井底的距离,对提高整个井底的有效平均漫流速度,效果并不明显。
Enterprises in the quantity expansion to quality improvement of the transformation process, faced with improving quality and reducing the cost of both constraints, it is to meet the enterprise quality management and cost management of the dual requirements of a cross formed by the management. 企业在从量的扩张到质的提高转变过程当中,面临着提高质量和降低成本两方面的约束,它是为了满足企业质量管理和成本管理的双重要求而形成的一种交叉管理。
According to this characteristic, we can take a series of measures such as installing fences between land in different period to reducing cross infection. 所以,根据这一特点,我们可以采取在不同时期田地之间设置防护栏等措施,以便阻隔各个时期稻田的交叉感染。
With the rising of frequency, the influence to signals of all kinds of factors increases gradually, such as weakening the power of satellite signal, adding system noise temperature, reducing the rate of cross polarization identify. 随着频率的增高,降雨能引起卫星信号功率衰减、增加系统噪声温度,降低信号的交叉极化鉴别率。
Appropriate arrangement of conductors and increasing height is an efficient path to reducing electric field; increasing multiple conductor number and cross section of conductor can reduce RI and AN. Comprehending every factor, choosing appropriate parameters of conductor and tower. 选择合理的导线布置方式和增大导线高度是减小电场影响的有效途径;增加分裂数和加大子导线截面积可有效减小无线电干扰和可听噪声;需综合各项因素,选择合适的导线及杆塔参数。