查询词典 quasi-periodic

It is proved that arc coordinates of a directed curve cannot be used as ordinary coordinates or generalized coordinate s for the motion of an Appell-Hamel particle without a fixed orbit, but they can be used as quasi coordinates.

证明了弧长坐标 s在轨道未知的 Appell- Ham el质点运动中不能作为普通坐标或广义坐标，但可以作为准坐标，指出文献 [1]中引入弧长 s坐标的做法及"Appell- Ham el质点运动的轨迹是一般螺线"的结论是正确的，但其Appell- Ham el约束是完整约束及在该质点运动中 s坐标是广义坐标的观点是错误的。

In Chapter 6, based on discretization technique an implementable algorithm for nonconvex generalized semi-infinite minimax problems is presented and, utilizing properties of generalized quasi-directional derivative, its global convergence is proven under weak conditions.

对于广义极大极小问题，本文第六章在较弱的条件下，利用广义伪方向导数的性质，用离散化的技巧给出了非凸广义半无限极大极小问题的一种可实现的全局收敛算法。

The notions of move generalized quasi-contractive mapping sequence respect to p and generalized Ishikawa-type iteration are introduced in p-convex metric space s.

在p-凸度量空间内，引入关于p的更广义拟压缩映射序列和广义Ish ikawa型迭代序列，证明了广义Ish ikawa型迭代序列收敛于关于p的更广义拟压缩映射序列的唯一公共不动点。

The partitioned mode of the Vandermonde determinant-the quasi-Vandermonde determinant is studied, and by using methods and skills of matrices the calculating formulas are given, thereby the Vandermonde determinant are generalized.

文章将其一般化，讨论分块形式的Vandermonde行列式－准Vandermonde行列式，运用矩阵分块运算方法和技巧，得到了相应的计算公式，从而推广了范德蒙德行列式。

The approximate fractional dimension of Fujian Province′s coastline is evaluated and then used to design a fractal simulation system of the coastline on the basis of quasi-koch generating element.

运用分形几何的概念，计算了福建省海岸线的近似分维数。

Using our series codes,quasi-stable Ni-like Ag collisional excitation scheme driven by laser with grazing incidence was studied.

用系列程序对掠入射方式驱动亚稳态类镍银的碰撞激发机制进行数值模拟。

Theoretical analysis and numerical simulations reveal the role of Hawaiian Islands in forming STCC and quasi-90-day oscillations in the subtropical gyre.

并通过理论分析和数值模式论证了夏威夷群岛在副热带逆流形成及准90天振荡形成中的作用。

Half sovereign state; quasi-state

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It uses Quasi-synchronous sampling method to measure electrical AC parameters and analyze harmonic. It can measure parameters of several AC circuits, display and carry on remote communication.

采用准同步采样算法进行电参量测量及谐波分析，可实现对多个回路进行测量、显示、远传。

AK, M4 experts to deal with death is really a spy, as Heaton as a master can be accurate at the time the first storm to hiteach other head, but most of us are not that good, then the quasi-particle bombardment, but no Well, good luck.

AK、M4高手对付死狙真的是很有一套，像Heaton那样的高手完全可以准确的在第一时间将对方打暴头，但我们大多数人都没有那么好、那么准的枪法，更没有那么好的运气。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。