29.下列何種氣體的熱傳導(thermal conductivity)最高?
(A)O2
(B)CO2
(C)He
(D)N2
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統計: A(201), B(265), C(796), D(209), E(0) #927175
統計: A(201), B(265), C(796), D(209), E(0) #927175