1) horizontal gradient
水平梯度
1.
The horizontal gradient anomalies and two derivatives methods are adopted to extract faint information as well as other methods,and digital image display technique is used to show the results.
方法采用水平梯度法和二次垂直导数等方法提取微弱信息,利用数字图象显示技术成图。
2.
According to the physiognomy along the horizontal gradient,the birds habitats were divided into beach,mangrove,shrimp pond,farmland and hurst and shrub in National Natural Reserve of Beilun Estuary.
在北仑河口国家级自然保护区,根据地貌沿着水平梯度,将鸟类生境划分为滩涂、红树林、虾塘、农田和树林灌丛5种类型,运用α、β多样性指数研究保护区内冬季鸟类的多样性。
2) horizontal temperature gradient
水平温度梯度
1.
Under a horizontal temperature gradient along the liquid-liquid interface,the developing processes of the thermocapillary convection in a two-layer immiscible fluid system of the absent gravity are simulated,where the upper layer fluid is encapsulant boron oxide,the underlayer fluid is molten indium-phosphide.
三维数值模拟了零重力时水平温度梯度作用下,B2O3封闭液与InP熔液组成的非混合双层流体热毛细对流的发展过程。
2.
Under a horizontal temperature gradient along the liquid-liquid interface, the effects of horizontal magnetic fields on thermocapillary convection in the two-layers immiscible fluid system absent gravity were simulated numerically, where the upper layer fluid was encapsulant boron oxide, the underlayer fluid was molten indium-phosphide in this paper.
三维数值研究了零重力时水平温度梯度作用下,B_2O_3封闭液与InP熔液组成的双层流体系统在水平磁场作用下的热毛细对流。
3) horizontal velocity gradient
水平速度梯度
4) horizontal baroclinic pressure gradient force
水平斜压梯度力
1.
The horizontal baroclinic pressure gradient force estimation is problematic over steep topography in sigma coordinate models.
在海底地形陡变、垂向密度分层明显的水域,三维σ坐标模式中会出现一种"伪"水平斜压梯度力,并会引起"伪"密度流,以至于影响模拟的精度。
5) horizontal pressure gradient force
水平压强梯度力
1.
However,the horizontal pressure gradient force estimation is problematic over steep topography and density stratification areas in sigma coordinate model.
但在地形变化剧烈,尤其在密度层结效应明显的海域,σ坐标模式中的水平压强梯度力误差会引起伪密度流。
6) Total horizontal gradient of the TDR
斜导数水平梯度
补充资料：G(?)teaux梯度
G(?)teaux梯度
Gateaux gradient
‘凌如以梯度【珑加倒优脚曲斌;raTo rp”脱.TI，田-咖李回H的俘甲f夺丁卓x0牛的 H中与f在x。的C自妞.玫导数(G云姗uxderi珊tiVe)f。(x。)相等的向量.换句话说，G舀teaux梯度由公式 f(x。+h)二f(凡)+(无(x。)，h)+。(h)定义，其中。(th)/t~0，当t~0.在”维Eodid空间中C冶姗以梯度f。(x。)为具有坐标 了叮(x。)___盯(凡)、 \口x:”口x，了的向量，并简称为梯度(脚djent).C冶如ux梯度概念可以推广到下列情形:X为侧组日的n流形(有限维)或无穷维Hilbert流形，而f为X上光滑实函数.f在其C冶如以梯度方向上的增长大于过此点任何其他方向的增长. B.M.THxo栩叼Po.撰郑维行译沈永欢、王声望校
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条