To give us an idea of how large the rafflesia is, the author uses ______.
- A the size of an elephant for comparison
- B measurements
- C comparisons to other flowers
- D detailed descriptions of the flower's stem
To give us an idea of how large the rafflesia is, the author uses ______.
1、Due to the large amount of heat picked
Due to the large amount of heat picked up by the air in boiler and engine rooms, it would be () to maintain ambient conditions within the comfort zone by air conditioning.ApossibleBnecessaryCpracticableDimpracticable
2、The ability of an oil to separate clea
The ability of an oil to separate cleanly from an oil and water mixture is referred to as its ().Aprecipitation numberBneutralization numberCpour pointDdemulsibility
3、The last shot of an anchor cable is us
The last shot of an anchor cable is usually painted().AwhiteBinternational orangeCyellowDred
4、The () of an oil refers to its ability
The () of an oil refers to its ability to mix with water and then release the water in a centrifuge.Aoxidation resistanceBcarbon-forming tendencyCdemulsibilityDacidity
5、()the survivors known more of how to c
()the survivors known more of how to cope with cold water in the sinking of MV Titanic in 1912 countless lives().AHave/could have been savedBHave/could have savedCHad/could has savedDHad/could have been saved
6、The reaction of a gyrocompass to an ap
The reaction of a gyrocompass to an applied force is known as().AprecessionBearth rateCgyroscopic inertiaDgravity effect