氦液化 的英文怎麼說
中文拼音 [hàiyèhuà]
氦液化
英文
helium liquefaction-
Two of liquid metal materials, i. e. liquid metal pb - 17li and li, are seriously considered for their physical and chemical properties. liquid metal pb - 17li is one of the most attractive candidates for using as breeder, neutron multiplicator and coolant in dual - cooled waste transmutation blanket of fds
分析了有關液態金屬材料的物理化學特性，經過綜合慎重考慮和研究，選取液態金屬pb - 17li作為氚增殖劑和中子倍增材料，同時也作為冷卻劑和氦氣在包層中分離冷卻。Liquid helium is inert, colorless, odorless, noncorrosive, extremely cold, and nonflammable. helium will not react with other elements or compounds under ordinary conditions
液態氦不活潑，無色，無嗅，無腐蝕性，溫度極低，不可燃。氦一般情況下不同其它元素或化合物反應。Jh30 and jh20 belong to low power physiotherapy. it is a kind of photochemical action in laser irradiating and beam needle. it has the advantage of no pain, no infect, no forbidden acupuncture point and convenience
氦氖激光可對人體產生熱效應，電磁效應，光化學效應，具有止痛消炎活血化瘀，疏調經絡，照射人體血液，可降低血液粘度，改善微循環等作用。Further experiments of a 4k two - stage pulse tube cooler for operation of a josephson voltage standard
液氦溫區脈管製冷機的優化實驗分享友人