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Lesson one Pre-class Quiz-Letter DIctation-2Listen and Write down letters as you hear (upper case 字母大写）[音频]

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Lesson one Pre-class Quiz-Letter DIctation-3Listen and Write down letters as you hear (upper case 字母大写）[音频]

Lesson one Pre-class Quiz-Letter DIctation-4Listen and Write down letters in each transmission as you hear (upper case 字母大写）[音频]1.Ｃｌｅａｒｅｄｔｏ_2. Ｒｅｐｏｒｔ3. Ｓａｙａｇａｉｎａｆｔｅｒ_4.Ｖｅｒｉｆｙｏｖｅｒ5. Ｒｅｑｕｅｔｄｉｒｅｃｔ____

(单选)台座法主要生产哪种构件 ( )

A. 叠合板
B. 墙板
C. 楼梯
D. 阳台板

(多选)墙板的制作按生产工艺分为 ( )

A. 台座法
B. 平模流水法
C. 成组立模法
D. 成组流水法