皮皮学，免费搜题
登录
搜题
【判断题】
活塞式水驱油不考虑由于油水密度的不同而将引起重力分异现象。A.
正确
B.
错误
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
【多选题】FusionInsight HD 集群中包含多种服务,每种服务又由若干角色组成,下面哪些是服务的角色?
A.
HDFS
B.
NameNode
C.
DataNode
D.
HBase
【简答题】A．If they don't involve any risks. B．If they produce predictable side effects. C．When the urgent need for them arises. D．When tests show that they are relatively safe.
【单选题】To test eggs , ___them in a bowl of water: if they float they are bad; if they sink they are good.
A.
put
B.
putting
C.
to put
D.
to be putting
【简答题】A.If they are not satisfied with the educational system. B.If they have an approved systematic educational plan. C.If they are willing to take teachers as their jobs. D.If their children are unable to...
【简答题】HDFS包含哪些角色?
【简答题】A．If they learn it is harmful for health. B．If they lie to themselves that they don't want it. C．If they are willing to let doctors control their minds. D．If they. think they once had a bad experience...
【简答题】在RNA聚合酶全酶中，识别转录起始位点的是（）。
【简答题】A．If they can make children learn. B．If they can ask children to sit for hours. C．If they can persuade children to learn. D．If they lead children to learn more.
【简答题】在RNA聚合酶全酶中,识别转录起始位点的是____。催化核苷酸之间形成3′,5′磷酸二酯键的是____。结合DNA模板的是____,决定哪些基因被转录的是____。
相关题目：