In large mine openings, How air velocities are common because of the large open-space volume
A: 正确
B: 错误
A: 正确
B: 错误
举一反三
- In large mine openings, How air velocities are common because of the large open-space volume A: 正确 B: 错误
- In large mine openings, low air velocities ( ) are common because of the large open-space volume
- We are now in the face of how to process the large volume of data and make the best use of it.
- how many of a group, used to say how common something is, or how large a part of a group you are talking about: ______
- Traffic jam and the consequences such as noise, air pollution ,violence and human stress are becoming the common scenario of large metropolitan areas everywhere.