题目内容

一般食品中还原糖的测定方法有 直接滴定法 和 高锰酸钾法

A. 直接滴定法
B. 高锰酸钾法
C. 间接滴定法
D. 沉淀滴定法

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更多问题

Which one is not the peripheral device?

A. printer
B. digital camera
C. scanner
D. CPU

Which of the following are not handheld computers?

A. Enhanced media players
B. Desktop computers
C. Smartphones
D. Tablets

Without ( ) in the system unit of computer, the monitor can’t display images.

A. sound card
B. network card
C. keyboard
D. graphics card

Portable computer form factors include () styles and ( )styles.

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