单项选择题

All the following could be defined as combustion EXCEPT ______.

A．a quietly burning flame
B．an explosion
C．a radiator giving off heat
D．the drying of oil based paint
<上一题 目录 下一题>
热门 试题

单项选择题
A steady flame in a gas range is the result of ______.
A．a burning velocity equal to the combustion wave
B．fuel being supplied at the same rate as the combustion wave
C．fuel being supplied at a higher rate than that of burning velocity
D．a free flowing supply of air from the openings in the head of the burner
单项选择题
The tone of this passage can be best expressed as ______.
A．speculative
B．objective
C．humorous
D．exaggerated
相关试题