Speeches delivered by Mr Dewar and Mr Wallace indicated their views were converging...杜瓦先生和华莱士先生发表的讲话表明他们的观点越来越接近了。Speeches delivered by Mr Dewar and Mr Wallace indicated their views were converging.杜瓦先生和华莱士先生发表的讲话表明他们的观...
Speeches delivered by Mr Dewar and Mr Wallace indicated their views were converging.杜瓦先生和华莱士先生发表的讲话表明他们的观点越来越接近了。Leakage and outgas of dewar vacuum vessel also is analysed.杜瓦微漏孔和真空室内部材料放气使杜瓦真空度下降.The radial temperature p...