administrative charges是什么意思

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用法例句

In this dissertation, by applying the ideas of the mathematics mechanization, under the instruction of the AC=BD theory of Professor Zhang Hongqing, considers some methods seeking exact solutions for the nonlinear partial differential equation(s) arising from the fields of fluid mechanics, aerodynamics, plasma physics, biophysics and chemical physics.

本文根据数学机械化的思想,在导师张鸿庆教授“AC=BD”理论的指导下,研究在流体力学、空气动力学、等离子体物理、生物物理和化学物理等现代科学技术中引出的非线性偏微分方程的若干求精确解的方法。

In this dissertation, under the guidance of mathematics mechanization and the instruction of the AC=BD theory put forward by Prof.

本文依据数学机械化思想,在导师张鸿庆教授“AC=BD”理论的指导下,以计算机符号数值计算软件为工具,研究了关于微分方程求解的理论,特别是Riquier-Janet理论和形式理论,以及它们在确定微分方程解空间的规模中的应用,并具体应用到在弹性力学和电动力学等现代科学技术中引出的非线性偏微分方程中。

In this dissertation,under the guidance of mathematical mechanization and the AC=BD theory put forward by Prof.

本文依据数学机械化思想,在导师张鸿庆教授提出的“AC=BD”理论下,借助于符号计算软件Maple,研究了带交易成本的期权定价模型并求出非线性Black-Scholes方程的闭形式解。

Analysis of AC/A ratio after LASIK in myopia;

近视患者LASIK术后AC/A变化观察

A preliminary study of AC/A ratio measurements with Eye tracker Model 310 in young people;

Model 310眼动追踪仪测量年轻人AC/A的初步研究

A new type of BUCK-BOOST AC-AC transforming circuit was put forward and designed in the(paper).

提出和设计了一种新型BUCK-BOOST AC-AC变换电路,详细阐述了其结构和工作原理。

Study on AC/AC Converter with 30kHz Sinewave Output;

30kHz正弦波输出的AC/AC变换器研究

Research on AC-AC Mode AC/AC Converters with High Frequency Link;

交—交型高频环节AC/AC变换器研究

Research and Design of 6KVA AC/AC Inverter;

6KVA AC/AC电源变换器的研制

Research on the Multi-level AC/AC Converter with High-frequency Link

高频环节多电平AC/AC变换器的研究

Forward-Mode Three-Level AC/AC Converter

正激式交-交型三电平AC/AC变换器

One-Cycle Control of Buck-Boost Circuit for Single-phase AC/AC Voltage Conversion

单周控制Buck-Boost电路的AC/AC电压变换

Forecast Control Strategy for Bidirectional Switch AC/AC Converter

双向开关AC/AC变换器预测控制策略

Research on Single Phase AC/AC Onverters Based on Simple Topologies;

基于简单拓扑的单相直接AC/AC变换器研究

Research on Full-bridge Mode Current Mode AC/AC Converter with High Frequency AC Link;

全桥式电流源高频交流环节AC/AC变换器研究

Research on the Forward AC-AC Mode Three-level AC/AC Converter;

正激式交—交型三电平AC/AC变换器的研究

Study on AC/AC Converter of Contactless Power Transfer System

非接触电能传输系统AC/AC变换器的研究

Analysis of Output Voltage and Current Ripple for Direct AC/AC Converter

直接AC/AC变换器输出电压及电流纹波分析

Research on the Uni-polarity Phase-shifted Controlled Voltage Mode AC/AC Converters with High Frequency AC Link;

单极性移相控制电压源高频交流环节AC/AC变换器研究

Authentication Center (AC) - 10

认证中心 (AC) -- 10

The chord AC subtends the arc ABC.

弦 AC 正对弧 ABC.。

AC/DC and DC/AC Converty Circuits in Power Supply Equipment;

电源设备中AC/DC和DC/AC变换电路

Research on Combination Mode Multi-Level AC-AC Converter

组合式多电平AC-AC变换器研究

Iterative Harmonics Analysis Approach for AC-DC-AC Converters

AC-DC-AC变换器的迭代谐波分析方法