皮皮学,免费搜题
登录
搜题
【多选题】
对监视和测量资源描述正确的是( )。
A.
得到适当的维护,以确保持续适合其用途
B.
当存在测量溯源标准时,可以不保留作为标准或检定依据的成文信息
C.
适当特定类型的监视和测量活动
D.
保留作为监视和测量资源适合其用途的证据的成文信息
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【简答题】Too many people want others to be their friends,but they don't give friendship back. That is why some friendships don't last very long. To have a friend,you must learn to treat your friend the way you...
【单选题】下述对发热机体物质代谢变化的叙述中哪项是错误的
A.
物质代谢率增高
B.
糖原分解加强
C.
脂肪分解加强
D.
蛋白质代谢出现负氮平衡
E.
维生素消耗减少
【单选题】The judge _______ the murderer to twenty years in prison.
A.
.required
B.
ordered
C.
indicated
D.
.sentenced
【单选题】下列对发热机体物质代谢变化的叙述中错误的是
A.
糖原分解加强
B.
脂肪分解加强
C.
蛋白质代谢出现负氮平衡
D.
维生素消耗减少
【多选题】在Oracle 中,提供了多种机制来实现数据库的完整性,主要有哪些类型的数据完整性?
A.
域完整性
B.
实体完整性
C.
参照完整性
D.
约束完整性
【简答题】阅读下面短文,根据第81至第84小题的具体要求,简要回答问题,并将答案转写到答题卡上。 Too many people want others to be friends,but they don’t give friendship back. That is why some friendships don’t last long. To have a friend,you must learn...
【多选题】数据库管理系统提供的完整性手段有哪些
A.
PRIMARY KEY
B.
FOREIGN KEY
C.
CHECK 约束
D.
断言
【简答题】I. 根据首字母和上下文完成句子: 1、We Chinese have friends t          the world. 2、A large v          is a must if you want to learn a language well. 3、A good advertisement should have persuasive language and c     ...
【单选题】下列对发热机体物质代谢变化的叙述中哪种是错误的
A.
物质代谢率增高
B.
糖原分解加强
C.
脂肪分解加强
D.
蛋白质代谢出现负氮平衡
E.
维生素消耗减少
【简答题】Dear Mike, I am sorry you are having difficulty with your English class. Every teacher wants his or her students to study hard especially in class. So I think you should have a talk with your Engl...
相关题目: