单项选择题

⒊生产性建筑指农业建筑和民用建筑，非生产性建筑指工业建筑。（）

A．对
B．错

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气相色谱中气化室的作用是用足够高的温度将液体瞬间气化

答案：正确

单项选择题

What full potential of IoT has been achieved for business model with the addition of AI?

A．The reinventors are making more business partners.
B．The reinventors are meeting more competitions.
C．The reinventors are shrinking their business scale.
D．The reinventors are reducing risk and increasing revenue.