liquid helium
短语词组
- liquid -helium temperature region 液氦温区
- standard liquid -Helium noise source 液氦标准噪声源
- liquid helium three 液氦
- liquid helium region 液氦温区
- Liquid helium cryocondensation pump 液氦低温冷凝泵
- liquid helium film 液氦薄膜
- liquid helium storage vessel 液氦存储器
- liquid helium -cooled 液氦致冷的 返回 liquid helium