减速器箱体在机座底部设有排油孔,以便()
参考答案:排泄脏油
Thank you for the reasonable plan that you put ________ to help improve people’s living level step by step.
A.forward
B.out
C.up
D.on
交叉营销是基于银行同客户的现有关系,向客户推荐银行的其他产品,立足点不是放在挽留老客户上,而是放在争取新客户上。( )