liquid helium
短语词组
- liquid -helium temperature region 液氦溫區
- standard liquid -Helium noise source 液氦標準噪聲源
- liquid helium three 液氦
- liquid helium region 液氦溫區
- Liquid helium cryocondensation pump 液氦低溫冷凝泵
- liquid helium film 液氦薄膜
- liquid helium storage vessel 液氦存儲器
- liquid helium -cooled 液氦致冷的 返回 liquid helium