赠品广告
参考答案:以小型礼品或纪念品的馈赠为手段,博取用户对企业的好感和记忆。
A.长铜丝的电阻大
B.两铜丝粗细相同时,长铜丝的电阻大
C.细铜丝的电阻小
D.两铜丝长度相同时,粗铜丝的电阻大
Many of the electric and electronic products we purchase and consume today are what some industrial experts call " homogeneous toys".
A.identical
B.homosexual
C.unrelated
D.distinguishable