superfluid helium theory
从超流氦的机械热效应出发，构思了一种制取极低温的试验方法，并从理论上进行了分。
Based on the mechanocaloric effect of superfluid helium, a new way to produce super low-temperature was conceived and analyzed theoretically.
youdao
应用推荐
模块上移
模块下移
不移动