查询词典 gradient

The Sobel operator performs a 2-D spatial gradient measurement on an image.

的Sobel算子进行二维空间梯度测量的形象。

The eyes are a circular color gradient with a high specular and reflection.

眼睛是圆形彩色梯度具有高镜面和思考。

Along restoration gradient from low to high, plant growth type and life form spectra became abundant more and more, and the spermatophyte genera for each distribution area type and genera numbers for different foliage characters increased as well.

沿恢复梯度，植物的生活型谱逐渐丰富，种子植物属各分布区类型出现的属数趋于增加，各种叶特征所对应的植物属数依次增多。

In section 2.7, according to the complex expression of the horizontal gradient of spherical harmonic, the spherical orthogonal function family needed for the description of the earth's gravity potential up to 2 degree horizontal gradients is defined and proved directly.

在§2.7中，直接由体球谐函数水平梯度的复表示定义并证明了描述地球引力位直到二阶水平梯度所需的球面正交函数系。

In this paper, a sort of recursive formulas of spherical harmonics integrals, which often appear in the gravitational gradient harmonic analysis, are deduced according to the recursive formulas between every other order of spherical harmonics and the trigonometric functions＇properties. And the calculated formulas on the recursive initialization also are brought forward.

本文根据球谐函数的跨次递推公式和三角函数的性质，详细推导了在重力梯度调和分析中出现的一类球楷函数积分的跨次递推公式和递推初始值的计算公式。

In this paper the aberrations of a sort of sphere lens with spherical Symmetrical gradient index have ben analysied.

本文分析了一种折射率为球对称梯度分布的球形透镜的像差，得到了该透镜对无限远物点的纵、横向球基及其焦距的精确表达式。

The characteristics of pressure fluctuation in a standpipe at negative pressure gradient were investigated based on measurement in the gas-solid two-phase circulating fluidized bed.

通过对气固循环流化床负压差下料立管的压力测量，分析了立管下料过程的压脉动特性。

The gas-phase flow characteristics of gas-solid two-phase flow in standpipe were investigated under negative pressure gradient.

对负压差立管内气固两相流的气相流动特性进行了分析，并基于滑落速度与空隙率的线性关系，建立了立管内气相速度的计算模型，给出了气体流量与相关参数的关联式。

While with the increase of the circulating amount of the system,negative pressure gradient and slip velocity in the standpipe increase too.

循环流化床燃烧/热解双应器中灰流动性研究可为热态过程操作条件的选取、立管内流动状态的预测等提供参考。

Results show that with the increase of the apparent gas velocity in the riser,there is little change in negative pressure gradient in the standpipe.

结果表明：随着提升管内表观气速的增加，立管内的负压差梯度变化不大；而随着系统循环量的增加，立管内的负压差梯度以及滑移速度均增大；随着加入热解室内松动气量的增加，立管内尤其是立管上部的压力也随之增大，热解室内无论是移动床流动还是流态化流动均对立管的稳定性影响不大；但当热解室内的压力超过某一值时，立管内的料封很快被破坏，导致系统无法运行。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。