皮皮学，免费搜题
登录
搜题
【多选题】
下列那些项属于冲压的分离工序:( )A.
剪切
B.
拉深
C.
翻边
D.
冲裁
E.
切边
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】消费者总价值是指消费者购买某一产品与服务所期望获得的一组利益，包括( )。 A. 服务价值 B. 形象价值 C. 产品价值 D. 人员价值 E. 货币价值
【简答题】Spot Dictation (5 points, 0.5 point each) Directions: Listen to the passage and fill in the blanks with the exact words you hear. My great-great-grandparents were the first in my family to arrive in t...
【单选题】Why does the writer mention food and drinks in Paragraph 2?
A.
To show the problem of litter and waste.
B.
To show the problem of overproduction.
C.
To show how they are consumed.
D.
To show how they are wrapped.