更多ethane例句

1. Radar observations have detected the presence of rivers and lakes of liquid methane and ethane and possibly the presence of cryovolcanoes—volcano-like features that erupt liquid water rather than lava.
2. We derived this substance from ethane by introducing a methyl group; hence it may be termed “methylethane.”
3. These last two compounds are termed unsaturated, whereas ethane is saturated.
4. All we need trouble about, however, is the first two, Methane and Ethane.
5. We have pictured to ourselves the molecule of methane: let us do the same with ethane.
6. Acetylene combines with hydrogen in the presence of platinum black, and ethylene and then ethane result.