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【单选题】
what is the third profit source?
A.
technology
B.
raw materials
C.
logistics
D.
labor
举报
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】What is a firm's gross profit?
A.
the difference between the sales and other income generated by the firm, and all costs, taxes, and expenses incurred by a firm in a given period
B.
the difference between sales revenues and the costs
C.
the difference between sales revenues and cash expenditures associated with those sales
D.
all of the above
【多选题】下面的是现浇板的尺寸,( )是单向板。
A.
3000mm ×4500mm
B.
2700mm ×4500mm
C.
2400mm ×7500mm
D.
1800mm ×6000mm