某企业的总固定成本为60万元,单位可变成本为12元,产品单位售价为17元,则该产品盈亏平衡点的产量是()万件。
A.5
B.10
C.12
D.15
参考答案:C
所谓()是指能反映深井泵工作状况好坏,由专门的仪器测出,画在坐标图上,用被封闭的线段所围成的面积表示驴头在一个往复运动中抽油泵所做的功。
A、示功图
B、工程图
C、动液面图
D、泵况图
Though the experiment didn't ______ as it had been planned, the result was still ______. [ ]
A. work out; satisfied
B. carry out; satisfying
C. turn out; pleased
D. work out; satisfactory