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【判断题】
标准溶液的配置方法有直接配置法和间接配置法，后者也称标定法。( )A.
正确
B.
错误
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举一反三
【单选题】When going through the customs clearance of exported goods, the exporter should submit the following documents EXCEPT
A.
commercial invoice
B.
bill of lading
C.
packing list
D.
export license
【简答题】电网电压频率50Hz,若电动机的磁极对数p=2,则该电动机的旋转磁场转速 r/min。
【简答题】Read this text about Japanese McDonald’s. Choose the best sentence from the list A-I to fill each of the blanks. For each blank (1 - 5) mark one letter (A - I) on your Answer Sheet. Do not mark any le...
【简答题】Here is the list of topics you saw in question 3, Now skim the rest of the article; check the topics that the author actually discusses. a . family size; b .relations within the famliy; c .the definit...
【简答题】List the customs of Spring Festival mentioned in this video
【简答题】通过函数的嵌套调用,实现计算1!+2!+3!+...+n! #include double fact(int n)//就算n! { /*把本函数补充完整*/ } double sum(int n)//计算阶乘的和 { /*把本函数补充完整*/ } int main() { int n; printf("请输入n="); scanf("%d",&n); printf("1!+2!+3!+.....
【单选题】What form should the master hand over to the Customs Officer at the port of arrival？ ______.
A.
Last Port Clearance
B.
Declaration of Crew's Baggages
C.
Maritime Declaration of Health
D.
List of Bonded Stores
【单选题】程序功能:输入n的值( n<10 ),计算 1!+2!+3!+......+n! ,并输出计算结果。 程序中空白处应该填 ________。 #include int main() { int i, n; long sum=0,fac=1; //fac 存储每个加项(阶乘)的值 printf(" 请输入 n 的值: "); scanf(" %d",&n); fo...
A.
fac++;
B.
sum=sum*i;
C.
fac=fac*i;
D.
fac=fac+sum;
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