防冰液箱 的英文怎麼說
中文拼音 [fángbīngyèxiāng]
防冰液箱
英文
anti-icing tank-
This device helps vent gas that boils off from the liquid oxygen tank, and also bathes the top of the tank in warmed nitrogen to prevent ice from forming.
這個裝置有助於排除液氧燃料箱蒸發的氣體,並且它還可以用加溫氮氣籠罩箱頂,以防結冰。At the same time an apparatus of zone melting is designed, the method of zone melting is used to purify the purified product of recrystalizing. after purification, the homogeneity and stability of the purified product of antioxidant d and bht are examined by high performance liquid chromatography ( hplc )
實驗研究結果:防老劑d重結晶提純工藝為:每次取10g工業品防老劑d ,經過堿洗后,去離子水洗滌至中性,溶於100ml乙醇中,同時用粉狀活性炭( 1g次)脫色、過濾、母液靜置2h后,再放入冰箱結晶2h 。
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