Ever fizzing on the subject, delighting in magicians' conventions where tips and tricks were busily exchanged in corners, he dropped occasional hints about “metal gimmicks” in the rope trick and “tin tubes” that could make a coin disappear into a metal box inside another metal box inside an immense ball of twine—but listeners were none the wiser.
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Seawater falling film evaporation heat transfer and anti-fouling characteristics were investigated on ion-plated chromium, TiN and chemically treated aluminum tubes.
考察了淡水和海水在离子镀铬、氮化钛和化学处理水平铝管外表面的降膜传热热性。
Opposite the horizontal point, a ring of tin to which are welded tubes alternatively 16 tubes composed each composed of copper-lead and iron-lead.
相反横点，锡环哪些是焊管交替16管组成，每个组成铜，铅和铁，铅。
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