helium GMAT专八

1.Helium is a monatomic gas.

氦是单原子气体

2.helium leaking slowly from the balloon.

氦气地从气球中漏走

3.helium balloons for the children’s party

儿童聚会用的氦气球

4.In this cycle, the work medium is helium, which is very different from the air, so that the design features of the helium turbomachine and combustion gas turbomachine are different.

本研究对环以及氦气透平进行了初步分析,并通过与燃气透平的比较,揭示了环与氦气透平的一些基本设计特点。

5.Based on the mechanocaloric effect of superfluid helium, a new way to produce super low-temperature was conceived and analyzed theoretically.

从超流氦的机械效应出发，构思了一种制取极低温的试验方法，并从理论上进行了分析。