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The set of variables is a hybrid set that may include both currents and voltages. They are the inductor currents and the capacitor voltages. Each of these quantities may be used directly to express the energy stored in the inductor or capacitor at any instant of time. They collectively describe the energy state of the system. They are called the state variables
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一、经济制度 1、经济体制(economic system)一是指各种安排经济活动的制度与行为模式,是满足消费需要及资源配置的各种运作方式,如一国的法律、习惯、风俗、价值准则等即反映各种运作的方式。 2、经济体制受哪些因素的影响? (1)历史、文化、宗教的背景; (2)人口、自然资源、气候、地形等条件; (3)领袖人物所倡导的思想意识; (4)追求理想与达到目的的各种主张; (5)追求经济目标时,人民的尝试过的方法
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Interactions within a package system refer to the exchange of mass and energy between the packaged food, the packaging material and the external environment. Food-packaging interactions can be defined as an interplay between food, packaging, and the environment, which produces an effect on the food, and/or package (Hotchkiss, 1997). Mass transfer processes in packaging systems are normally referred to as permeation, migration and absorption(fig8.1). Permeation is the process resulting from two basic mechanisms
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John Foster/Masterfile Mackenzie Delta, Northwest Territories The Mackenzie River, in the Northwest Territories, is Canada's largest river system. This photo shows the delta region, where oil and natural gas deposits are located
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第一节国民经济账户体系的类型 Section 1 The Type(classifications) of The SNA 第二节国民经济总量账户体系 Section 2 The system of National economy gross (total amount) account 第三节综合经济账户 Section 3 The Comprehensive economic bank account 第四节SNA账户的矩阵表述 Section 4 Matrix state of The SNA
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一、概述 1、生殖腺睾丸(testis); 2、生殖管道附睾,输精管,射精管,尿道;
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(一)多组分系统的分类 单相多组分 定义:两种或两种以上的物质均匀混 合,彼此以分子(或)原子大小的数量级 均匀分布而构成均匀相,在系统中任何部 分都具有相同的性质。 多相多组分系统:可分为多个单相多组 分
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Test Method for Product Fragility A shock machine is used to generate a damage boundary curve A vibration system is used to map out the natural frequencies of a product
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18.1 Special Architectures Pipelining. Parallel Processing. Retiming. Unfolding. ia Folding Transformation Look-Ahead Technique. Associativity Transformation. Distributivity Arithmetic Processor Architectures. Computer-Aided Design. Future VLSI DSP Systems Keshab K. Parhi 18.2 Signal Processing Chips and Applications University of Minnesota System. Implementation of a Finite Impulse Response Filter with Rulph Chassaing the TMS320C25. Floating-Point TMS320C30-Based Development Roger Williams University
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概述 一、组成肾、输尿管、膀胱、尿道等器官 二、功能泌尿、贮尿、排尿及内分泌等
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