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1.解释下列名词: (1)n-型和 p-型半导体 (2)本征半导体和掺杂半导体 (3)超导电性 (4)功能陶瓷 (5)纳米材料 (6)4A 分子筛
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一、频域采样点数N,采样间隔 二、频域X)与B)=adv:mDW相乘 三、时域xm7y与FBmr?a或m)卷积
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a art.一(个);每一(个);(同类事物中)任一个 abandon vt.离弃,丢弃;遗弃,抛弃;放弃 abdomen n.腹,下腹(胸部到腿部的部分) abide vi.(abode,abided)(by)遵守;坚持
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2.1 SOME NOTATION 1. The Summation Notation X, =X1++...+n can be abbreviated as:Σx,orΣx 2. Properties of the Summation Operator
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Production — Games 1 Monopolistic Competition Monopolistic competition arises when there are a large number of price-setting firms in an industry with free entry. Suppose there are n firms. In the short run, each firm faces an nth of the market demand curve
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Dart Epoxides as Electrophiles Chem 206 Parker, R. E.; Isaacs, N. C. Chem. Rev. 1959, 59, 737-799. Rosowsky, A. In The Chemistry of Heterocyclic Compounds;
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The term carbohydrate derives from the fact that many of them have a formula that can be simplified to (CH2O)n. Some of these compounds are chemically modified, however, and do not fit the formula due to the modification
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Interpretation An interpretation I of F is , where D is a non-empty set called the domain of individuals. I0 is a mapping defined on the constants of F satisfying 1. If c is an individual constant, then I0(c) ∈ D. 2. If f n is an n-ary function constant, then I0(f n) : Dn → D
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corporation with its key attributes of independent personality, limited liability and free o n most countries large business enterprises today are organized as corporations. Th tradeability of shares has played a key role in most developed market economies since the
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Paths in graphs Consider a digraph g=(v, E)with edge-weight function w:E→>R. The weight of path p=v1→ →>…→> vi is defined to be (D)=∑(n,1)
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