查询词典 direction field

The VAP method is used to retrieve the Doppler radar wind vector field. During the design of the calculation of the wind direction and intensity by using the distributions of the Doppler velocity on the distance circle, no obvious pulses are needed in the radar base data.

采用VAP方法反演多普勒雷达风矢量场，在利用各个距离圈径向速度随方位角分布的廓线推算风向和风速的设计中，要求基数据速度资料中没有明显的脉动。

CCD works in field readout mode which can be realized as binning-technology in vertical direction and the noises of video signal are filtered by Correlated Double Sampling, the signal-to-noise ratio of system was enhanced.

采用相关双采样技术滤除了视频信号中的相关噪声，提高了系统的信噪比。

Free field to Eardrum Transfer Function is one of the major factors influencing the identification of the sound source direction.

自由声场至耳膜的传递函数被认为是影响辨别声源方向的主要因素之一。

An elliptic rotating field is produced when an induction motor operates in asymmetry, this paper proposes a model of jointed motion to describe the motion of an elliptic rotating vector and states that the elliptic rotating vector is jointed with two components, the main one rotates forward at a uniform speed while the adjunctive one jointed at the topend of the main one rotates backward around the joint point at a double speed, both make the elliptic rotating vector rotate at swinging amplitude, speed and direction.

感应电机不对称运转时产生椭圆旋转磁场，本文建立了描述椭圆旋转矢量的接合运动模式，说明椭圆旋转矢量是由一个主矢量带动一个付矢量一起旋转构成的接合矢量，主矢量以匀速旋转，付矢量链接在主矢量顶端同时绕着链接点相对主矢量以二倍速反向旋转，两者共同构成的一个单向椭圆旋转矢量。

To synthesize the development direction of civil expansion admixture field presently and refer to the performance of past,utilizing the reciprocal action and suitable combination of three expansion fountain namely CaO,AFt and MgO to get better expansivity,to make expansion curve more reasonable.

综合目前国内膨胀剂领域的发展方向和借鉴以往研究成果，采用CaO、钙矾石、MgO三个膨胀源的相互作用，三者膨胀适当组合，取长补短，以获得更适宜的膨胀量和膨胀发挥，使膨胀曲线更趋合理。

Moreover, It's proved that if the initial point is the interior point of hypercube and steplength is confined to (0,1) when carrying out one dimension search following the direction mentioned above in order to generate next point, then any point generated by such iteration is interior point of feasible field.

在求解加辅助项模型的过程，作者找到一个很好的下降方向，并证明了只要初始点在超方体的内部选取，沿着上述的下降方向进行一维搜索时的步长限定在(0，1)范围内，那么迭代点始终保持在可行域内部。

Competition among four-wave mixing with two dressing fields, the six-wave mixing with one dressing field as well as the eight-wave mixing propagating along the same direction can be evoked by adjusting laser beams because these multi-wave mixing signals are induced by atomic coherence between common levels.

研究发现，通过调节激光束方向，沿同一方向出射的八波混频、双缀饰四波混频和单缀饰六波混频信号因共用能级的原子相干产生而出现竞争现象，通过控制缀饰场减弱四波混频和六波混频信号强度，可以达到增强八波混频信号的目的。

The relationship among acceleration, road and running velocity was studying, and the research result offered the theory direction for future enhancement running test of self-propelled gun in the field.

其仿真试验通过强化试验路面上得到的不同车速下车辆驾驶员位置的垂直振动和水平振动加速度及其均方根值，解算出振动加速度与路面及行驶速度的关系。

The model of three-dimensional temperature field of Arctic sea ice is established, andthe two-dimensional velocity of tidal motion in the horizontal direction is considered,meanwhile a way to determine the boundary is found.

2建立了关于北极海冰温度场的三维模型，考虑了水平方向的二维流速问题，给出了确定开边界条件的方法。

Through the analysis on geochemistry of palaeohydrology,we can know the origin of the oilfield water and then conclude the geofactor and the geochemical factor of the formation water.Through the study and the comeback of the palaeohydrodynamic field, we can judge the migration direction of the petroleum,the separate between gas and water,and the relation between the petroleum and the pool.

通过对油气成藏系统中古水文地球化学分析，可以了解油田水的起源，推断地层水化学成分形成的地质、地球化学作用；通过对古水动力场的恢复与研究，可以判识油气运移方向，气水分异状况，及其与油气藏形成的关系。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。