皮皮学,免费搜题
登录
搜题
【单选题】
月经过多是指月经量大于( )
A.
70ml
B.
50ml
C.
60ml
D.
40ml
E.
80m1
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
【单选题】The property of ()suggests that pragmatic implicature is produced by being co-operative and by relying on utterance contexts.
A.
non-conventionality
B.
Cancellability
C.
information presented
D.
non-detachability
【单选题】Which of the listed pressure control valves would be used to establish the maximum operating pressure of a hydraulic system?
A.
Pressure-reducing valve
B.
Unloading valve
C.
Counterbalance valve
D.
Pressure-relief valve
【单选题】The construction portfolio may be included as part of the ship ().
A.
general plans
B.
operating manual
C.
builders documentation
D.
CCS file
【简答题】An yst gathers the following information ($ millions) about three companies operating in the same industry: Although the companies have different levels of sales and assets, they are all experienc...
【单选题】In the Oil Record Book, a comprehensive list of operational items are grouped into operational sectionsEach section is codified by a/an _____.
A.
number
B.
abbreviation
C.
letter
D.
All of the above
【单选题】阅读下文,回答题 The Chinese have used a method called acupuncture(针灸) to perform. operations for about 4,000 years without putting the patient to sleep. This involves placing flexible needles into certain pa...
A.
a medical operation
B.
a medical needle
C.
a medical technique
D.
a medical machine
【单选题】已知向量 a =(1,1), b =(2,x),若 a + b 与4 b -2 a 平行,则实数x的值是 [     ]
A.
-2
B.
0
C.
1
D.
2
【单选题】中国的绿茶名品最多,不仅香高味长,品质优异,且造型独特,具有较高的艺术欣赏价值。绿茶由于杀青方法不同分();干燥方法不同分()。
A.
蒸青、烘青;炒青、晒青
B.
蒸青、炒青;烘青、晒青
C.
炒青、晒青;蒸青、烘青
D.
炒青、烘青;蒸青、晒青
【单选题】已知向量 a =(3,4), b =(2,-1),如果向量 a +x b 与 b 垂直,则x的值为 [     ]
A.
B.
C.
2
【单选题】已知向量 a =(2,1), b =(x,-2)且 a + b 与2 a - b 平行,则x等于(  )
A.
-6
B.
6
C.
-4
D.
4
相关题目: