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【单选题】
某办公楼现浇钢筋混凝土三跨连续梁如下图所示，其结构安全等级为二级，混凝土强度等级为C30，纵向钢筋采用HRB335级钢筋（ ），箍筋采用HPB300级钢筋（Φ）。梁上作用的恒荷载标准值（含自重）g k =25kN／m，活荷载标准值q k =20kN／m。 提示：计算梁内力时应考虑活荷载的不利布置，连续梁内力系数见下表。连续梁内力系数表（弯矩M=表中系数×ql2，剪力V=表中系数×ql） 说明：已按最新规范将本题“箍筋采用HPB235级钢筋”改成“HPB300级”。 假设该梁AB跨靠近B支座截面的最大剪力设计值V=250kN，其截面尺寸见下图，截面有效高度h=560mm。试问，该跨梁支座截面箍筋配置选用下列何项最为合适？（）A.
Φ8@50
B.
Φ8@100
C.
Φ8@150
D.
Φ8@100
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【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
【单选题】—Mr. Gao, I don’t understand the meaning of this new word. —You can __________ the word in your dictionary. I believe you can understand it well.
A.
look at
B.
look for
C.
look up
D.
look after
【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】Most students will consult the dictionary when they encounter a new word, which is of great help to them.
A.
Y
B.
N
C.
NG
【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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