火焰加热矫正法工艺关键是确定正确的加热位置。( )_爱下问搜题

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问题判断题

火焰加热矫正法工艺关键是确定正确的加热位置。( )

答案

参考答案：对

单项选择题 A1/A2型题

熟石膏中，含半水石膏的量为（）

A.75％～85％

B.5％～8％

C.4％

D.10％

E.1％

选择题

I ______ two tickets for the football match. Would you like to go with me? [ ]

A. bought

B. buy

C. had bought

D. have bought