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本文介绍SR-4型实验用金属杜瓦容器。容器采用真空粉末绝热,口径为150mm,深600mm,液氮日蒸发损失为2L/d。
This article describes the SR-4 experimental metal Dewar container. Container vacuum insulation powder, caliber 150mm, depth 600mm, liquid nitrogen evaporation loss of 2L / d.