【判断题】企业内部物流属于微观物流,一般不伴随商流发生。
【单选题】Which of the following statments in NOT correct?
A.
The purpose of a power system is to deliver the power the customers require in real time, on demand, within acceptable voltage and frequency limits, and in a reliable and economic manner.
B.
In normal operation of a power system, the total power generation is balanced by the total load and transmission losses.
C.
The system frequency and voltages on all the buses are within the required limits
D.
According to optimal economic operation of power systems, economy is the only possible consideration.
【简答题】脱式计算 (1)8÷24-4×7 (2)(2028-47×36)÷28 (3)(45+36)÷(171÷19) (4)(2560÷8-137)×45
【简答题】计算: (1)-3-4+19-(+11)-(-2); (2)3×(-4)+(-28)÷7; (3)( )×(-36)+ ; (4)-(-1) 4 -(1-0.5)× ×[2-(-3) 2 ]。
【简答题】□÷19=36…7,被除数是______.
【简答题】我会填。 4×3=12,12+7=19。→ 4×3+7 =12+7 =19 (1)3×9=27,27-20=7 (2)4×5=20,10+20=30 (3)6×4=24,24+12=36
【简答题】先想好运算顺序,再计算。 (1)3×4÷6= (2)42÷7÷3= (3)28÷4+19= (4)52-(8+9)= (5)24÷6×7= (6)30÷(54-48)= (7)36+6-36= (8)(3+4)×7=
【单选题】对序列( 36 , 19 , 7 , 46 , 1 8 , 1 3 , 29 )采用 2- 路归并排序, 则第一趟 归并之后的 结果序列是 ( ) 。
A.
19 , 36 , 7 , 46 , 13 , 18 , 29
B.
19 , 7 , 36 , 13 , 1 8 , 29 , 46
C.
19 , 36 , 46 , 7 , 13 , 1 8 , 29
D.
7 , 13 , 18 , 19 , 29 , 36 , 46
【单选题】It is too( ) to climb the high mountain in such a stormy day.
【单选题】51~65 Cost as a Factor in Supply In a purely competitive market,the supplier of goods and services has no control over.the market price,because he produces too little to influence market conditions.Wi...