皮皮学，免费搜题
登录
搜题
【单选题】
用ZnO来标定的溶液是（）
A.
KMnO 4 溶液
B.
AgNO 3 溶液
C.
EDTA溶液
D.
硫氰酸溶液
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
【判断题】疏散之前大致判断爆炸物，首先判断威力，以决定在多大程度、多大范围内疏散人员。
A.
正确
B.
错误
查看完整题目与答案
【简答题】按一阶系统为例,简述求解具体系统频谱特性的一般步骤,并简要说出一阶系统的特性。
查看完整题目与答案
【单选题】After working all day， he was so tired that he was in no __________ to go to the party with us．
A.
taste
B.
mood
C.
sense
D.
emotion
查看完整题目与答案
【单选题】Their university is located on a beautiful lake, ____ of this developing city.
A.
southeast thirty miles
B.
thirty miles southeast
C.
thirty miles to southeast
D.
to thirty miles southeast
查看完整题目与答案
【简答题】如果MCS-51单片机外部晶振频率为12MHz,那么它的一个机器周期是______。
查看完整题目与答案
【单选题】During the execution phase of the project, you realized the subcontractors are working with incomplete and different scope statements. As the project manager, what should you do FIRST?
A.
Check the work completed against the correct scope statements。
B.
Review the scope of work with the stakeholders。
C.
Document the inconsistencies to management，calculating the cost of non-conformance
D.
Stop all activities until the scope of work is complete。
查看完整题目与答案
【单选题】A new eight-storey building ______ in our city next year. [     ]
A.
was built
B.
will be built
C.
is built
D.
will build
查看完整题目与答案
【判断题】市场的基本关系式商品的交换活动,市场的基本活动是商品的供求关系( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】某次水平考试成绩出来了,全校有3000多人参加考试,成绩都在同一张工作表中,工作表包含学号、姓名、准考证号、课程名、成绩等,现有一个教学班级90人成绩表,包含学号、姓名、课程名、成绩等数据,成绩数据要来源于水平考试成绩表,在Excel中使用( )函数可以完成这90人的成绩搜索。
A.
IF
B.
SUNIF
C.
VLOOKUP
D.
COUNTIF
查看完整题目与答案
【简答题】如果MCS-51单片机外部晶振频率为12MHz,那么它的一个机器周期是______。
查看完整题目与答案
相关题目：
【判断题】疏散之前大致判断爆炸物，首先判断威力，以决定在多大程度、多大范围内疏散人员。
A.
正确
B.
错误
查看完整题目与答案
【简答题】按一阶系统为例,简述求解具体系统频谱特性的一般步骤,并简要说出一阶系统的特性。
查看完整题目与答案
【单选题】After working all day， he was so tired that he was in no __________ to go to the party with us．
A.
taste
B.
mood
C.
sense
D.
emotion
查看完整题目与答案
【单选题】Their university is located on a beautiful lake, ____ of this developing city.
A.
southeast thirty miles
B.
thirty miles southeast
C.
thirty miles to southeast
D.
to thirty miles southeast
查看完整题目与答案
【简答题】如果MCS-51单片机外部晶振频率为12MHz,那么它的一个机器周期是______。
查看完整题目与答案
【单选题】During the execution phase of the project, you realized the subcontractors are working with incomplete and different scope statements. As the project manager, what should you do FIRST?
A.
Check the work completed against the correct scope statements。
B.
Review the scope of work with the stakeholders。
C.
Document the inconsistencies to management，calculating the cost of non-conformance
D.
Stop all activities until the scope of work is complete。
查看完整题目与答案
【单选题】A new eight-storey building ______ in our city next year. [     ]
A.
was built
B.
will be built
C.
is built
D.
will build
查看完整题目与答案
【判断题】市场的基本关系式商品的交换活动,市场的基本活动是商品的供求关系( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】某次水平考试成绩出来了,全校有3000多人参加考试,成绩都在同一张工作表中,工作表包含学号、姓名、准考证号、课程名、成绩等,现有一个教学班级90人成绩表,包含学号、姓名、课程名、成绩等数据,成绩数据要来源于水平考试成绩表,在Excel中使用( )函数可以完成这90人的成绩搜索。
A.
IF
B.
SUNIF
C.
VLOOKUP
D.
COUNTIF
查看完整题目与答案
【简答题】如果MCS-51单片机外部晶振频率为12MHz,那么它的一个机器周期是______。
查看完整题目与答案