CET6 写作模板 CET6 Writing Template (101) Topic: __________ Date: __________ Score: __________ Part I: Writing Prompt Directions: For this part, you are allowed 30 minutes to write...

CET6 翻译常考词 CET6 Translation Practice (166) Date: __________ Score: __________ Time: 30 min Part I: Chinese-to-English Translation (30 minutes) Directions: Translate the follow...

线性代数 公式速记 - 行列式 编号：159 一、行列式基本概念 1. n 阶行列式定义： D = Σ (-1)^{τ(j₁j₂...j_n)} a_{1j₁} a_{2j₂} ... a_{nj_n} 其中 τ 为排列的逆序数，求和遍及所有 n! 个...

CET6 写作模板 CET6 Writing Template (130) Topic: __________ Date: __________ Score: __________ Part I: Writing Prompt Directions: For this part, you are allowed 30 minutes to write...

CET6 翻译常考词 CET6 Translation Practice (195) Date: __________ Score: __________ Time: 30 min Part I: Chinese-to-English Translation (30 minutes) Directions: Translate the follow...

线性代数 公式速记 - 行列式 编号：191 一、行列式基本概念 1. n 阶行列式定义： D = Σ (-1)^{τ(j₁j₂...j_n)} a_{1j₁} a_{2j₂} ... a_{nj_n} 其中 τ 为排列的逆序数，求和遍及所有 n! 个...

CET6 写作模板 CET6 Writing Template (16) Topic: __________ Date: __________ Score: __________ Part I: Writing Prompt Directions: For this part, you are allowed 30 minutes to write ...

CET6 翻译常考词 CET6 Translation Practice (43) Date: __________ Score: __________ Time: 30 min Part I: Chinese-to-English Translation (30 minutes) Directions: Translate the followi...

线性代数 答题模板 - 向量组 编号：023 题型四：基变换与过渡矩阵 答题模板 【模板结构】 第一步：明确旧基和新基各自是什么。 第二步：求过渡矩阵 P（旧基→新基）。 将每个新基向量用旧基坐标...

CET6 写作模板 CET6 Writing Template (189) Topic: __________ Date: __________ Score: __________ Part I: Writing Prompt Directions: For this part, you are allowed 30 minutes to write...