Cameras and an inspection team spotted the bat clinging to the side of Discovery?s 15-story external tank as it was being fueled with propellant ? super-cold liquid hydrogen and liquid oxygen.
摄像机和一个检查小组捕捉到了这只蝙蝠的图像，它紧紧地贴在发现号15层的外置燃料箱上，当时正在进行灌注燃料（超低温的液氢和液氧）的程序。
The experimental device of cold liquid refrigerant defrosting in cold store was described and the results were analyzed.
介绍了冷库液体冷媒融霜实验装置，对实验结果进行分析研究。
The experimental device of cold liquid refrigerant defrosting in cold store was described and the results were analyzed.
介绍了冷库液体冷媒融霜实验装置，对实验结果进行分析研究。
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