热噪声是由导体中电子的热运动而产生的。
参考答案:对
The young man went abroad to seek an ideal job, ________his parents' strong objection.[ ]
A. for the sake of
B. in case of
C. regardless of
D. because of
已知A物质发生分解反应生成B物质和C物质,当一定量A反应片刻后,生成56克B和44克C,则实际发生分解的A物质是( )
A.12g
B.44g
C.56g
D.100g