Which of the followings belongs to the content-based instruction?
A. Geography, Math or Culture by using English as your instruction.
B. Finsih task by using English as your instruction
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Interaction means ________ and ________ messages.
CBI is short for content-based approach.
A. 对
B. 错
热力学温标的基准点是______。
A. 水的冰点
B. 水的沸点
C. 水的三相点
D. 水的临界点
若已知工质的绝对压力p=0.08MPa,环境压力pa=0.1MPa,则测得的压差为______。
A. 真空pv=0.02MPa
B. 表压力pg=0.02MPa
C. 真空pv=0.18MPa
D. 表压力pg=0.18MPa
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