CET6 写作模板 CET6 Writing Template (109) 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 (173) 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：167 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 (138) 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 (21) Date: __________ Score: __________ Time: 30 min Part I: Chinese-to-English Translation (30 minutes) Directions: Translate the followi...

线性代数 公式速记 - 行列式 编号：199 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 (167) 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 (50) 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：031 题型二：线性相关/无关判定 答题模板 【模板结构】 第一步：将向量按列排成矩阵 A。 第二步：判断 |A|=0 还是 ≠0（仅方阵时可用）。 |A|=0 ⇔ 线性相关...

CET6 写作模板 CET6 Writing Template (196) Topic: __________ Date: __________ Score: __________ Part I: Writing Prompt Directions: For this part, you are allowed 30 minutes to write...