Figs. ^IS-rl^tUfl9#aO tf.A.C.A. Technical hemoranctuin No. 90b … rib shape of a Figure 15,- Temperature distribution heating tube to the shape of the iso- over the pin bearing of a therm. The circular shape gives a piston, measured witn thermocolor 6. nonuniform temperature drop to the In the neighborhood of the bearing air. By the adjustment of the rib the heat…
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