为了帮助商家有效沉淀粉丝，抖店推出了“号店一体”的概念，支持每个店铺绑定唯一的抖音
查看答案
抖音平台提供的营销手段还是很丰富的，可以设置包括：1.优惠券，2限时限量购，3满减，4定时开售，5拼团等营销方式
A. 正确
B. 错误
点估计常用的方法有()
A. 矩估计和无偏估计
B. 区间估计和无偏估计
C. 无偏估计和似然估计
D. 矩估计和似然估计
What percentage of engine heat is dissipated through the cooling, lubricating, and fuel systems?
A. Between 10% to 15%
Between 20% to 25%
C. Between 30% to 35%
D. Between 40% to 45%
Coolant in a liquid-cooled system flows directly from the water pump to the ______.
A. bottom of the radiator
B. water jackets and passage
C. cylinder head
D. top of the radiator
微信支付 
支付宝支付