CET6 翻译常考词 CET6 Translation Practice (158) 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：150 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 (121) 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 (187) 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：182 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 (150) 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 (35) 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：014 题型五：向量空间与子空间 答题模板 【模板结构】 第一步：判断是否为子空间。 检查对加法和数乘是否封闭： （a）α,β∈V ⇒ α+β∈V； （b）α∈V,k∈...

CET6 写作模板 CET6 Writing Template (18) 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 (64) Date: __________ Score: __________ Time: 30 min Part I: Chinese-to-English Translation (30 minutes) Directions: Translate the followi...