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【简答题】
预应力混凝土构件的混凝土强度等级不得低于()
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Consider the following definition in C programming language struct node { int data; struct node * next;} typedef struct node NODE;NODE *ptr; Which of the following c code is used to create new node?( ...
A.
ptr=(NODE*)malloc(sizeof(NODE));
B.
ptr=(NODE*)malloc(NODE);
C.
ptr=(NODE*)malloc(sizeof(NODE*));
D.
ptr=(NOD
E.
malloc(sizeof(NODE));
【多选题】下列关于DALI技术指标的说法，正确的是()
A.
DALI标准的线路电压为16V，允许范围为9.5-22.4V
B.
在导线截面积为1.5平方毫米的前提下，线路长度为300米
C.
DALI系统电流，最大250mA
D.
1200bps数据传输速率：可保证设备之间通讯不被干扰
【简答题】The scenery in Dali is really beautiful and (attract) ______.
【单选题】Consider the following definition in C programming language struct node { int data; struct node * next;} typedef struct node NODE;NODE *ptr; Which of the following c code is used to create new node?
A.
ptr=(NODE*)malloc(sizeof(NODE));
B.
ptr=(NODE*)malloc(NODE);
C.
ptr=(NODE*)malloc(sizeof(NODE*));
D.
ptr=(NODE)malloc(sizeof(NODE));
【单选题】在等容收缩期,心脏各瓣膜的状态是
A.
房室瓣关闭，半月瓣开放
B.
房室瓣开放，半月瓣关闭
C.
房室瓣关闭，半月瓣关闭
D.
房室服开放，半月搬开放
E.
房室瓣先开后关，半月瓣先关后开
【单选题】During a planning session， it is determined that a three node cluster （Node ’A’， Node ’B’， and Node ’C’） will meet the customer’s application needs. Node ’B’ will be a hot-standby fallover node for bo...
A.
A single serial network between Node ’A’ and Node ’B’ and Node ’C’
B.
A point-to-point link between Node ’A’ and Node ’C’，and Node ’B’ and Node ’C’
C.
A serial network between Node ’A’ and Node ’C’，and a serial network between Node ’B’ and Node ’C’
D.
A point-to-point link between Node ’A’ and Node ’B’ Node ’B’ and Node ’C’ and Node ’A’ ad Node ’C’
【单选题】有以下程序段： typedef struct node(int datastruct node*next)*NODE； NODE P； 以下叙述中正确的是( )。
A.
P是指向struct node结构变量的指针的指针
B.
NODE p；语句出错
C.
P是指向struct node结构变量的指针
D.
P是struct node结构变量
【简答题】完成句子. 1. How's the weather in Dali? (改为同义句) ________ ________ ________ ________ in Dali? 2. They are running on the beach. (对划线部分提问) ________ ________ they ________ on the beach? 3. 女孩们正在拍照. The girls...
【判断题】Dali State was was destroyed by Emperor Kubla Khan in 1255. Since then, the capital of Yunnan Province moved from Dali to Kunming.
A.
正确
B.
错误
相关题目：
【单选题】在等容收缩期,心脏各瓣膜的状态是
A.
房室瓣关闭，半月瓣开放
B.
房室瓣开放，半月瓣关闭
C.
房室瓣关闭，半月瓣关闭
D.
房室服开放，半月搬开放
E.
房室瓣先开后关，半月瓣先关后开