皮皮学，免费搜题
登录
logo - 刷刷题
搜题
【单选题】
,医生诊断为“先兆流产”,临床上“黄体酮”保胎药治疗,其用药原理是
A.
抑制子宫收缩，降低子宫对缩的敏感性
B.
使子宫内膜由增殖期转为分泌期
C.
使宫颈闭合，宫颈黏液减少、变稠
D.
抑制输卵管的蠕动
E.
对下丘脑和腺垂体的负反馈作用
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案：
举一反三
【单选题】OSPF is a linkstate routing protocol。It is designed to be run internal to a single __（71_
A.
OSPF is a link-state routing protocol。It is designed to be run internal to a single __（71__system。Each OSPF router maintains an identical __（72）__ describing the autonomous system’s topology。From this database，a routing table is calculated by constructing a shortest-path __（73）__。OSPF recalculates routes quickly in the face of topological changes，utilizing a minimum of routing __（74）__ traffic。OSPF provides support for equal-cost multipath。An area routing capability is provided，enabling an additional level of routing protection and a reduction in routing protocol __（75）__。 A.autonomous
B.
network
C.
computer
D.
server
查看完整题目与答案
【单选题】When will Kyoto Protocol run out according to the news?
A.
2008.
B.
2010.
C.
2012.
D.
2020.
查看完整题目与答案
【多选题】以下对于天天特价活动的说法是正确的有( )。
A.
专门面向三星以上的集市店卖家
B.
有佣金
C.
没有费用
D.
价格门槛要求比较高
查看完整题目与答案
【单选题】OSPF is a link-state routing protocol。It is designed to be run internal to a single __（71）__system。Each OSPF router maintains an identical __（72）__ describing the autonomous system’s topology。From thi...
A.
autonomous
B.
network
C.
computer
D.
server
查看完整题目与答案
【单选题】DNS uses TCP as tranport layer protocol.
A.
True
B.
False
查看完整题目与答案
【单选题】Which network protocol does DNS use?（）
A.
FTP
B.
TFTP
C.
TCP
D.
UDP
E.
SCP
查看完整题目与答案
【单选题】The DNS protocol runs over ____ and uses port ____.
A.
UDP 36
B.
TCP 36
C.
UDP 53
D.
TCP 53
查看完整题目与答案
【单选题】Which network protocol does DNS use?（）
A.
FTP
B.
TFTP
C.
TCP
D.
UDP
E.
SCP
查看完整题目与答案
【多选题】不能抵扣进项税额的购买行为有:
A.
果园为丰产高产而买的化肥和农药
B.
炼钢厂为炉前工购买的劳动防护品
C.
汽修厂为经营而购买的设备
D.
商店以旧换新回购的旧冰箱
查看完整题目与答案
【单选题】The DNS protocol runs over ()
A.
TCP
B.
UDP
C.
ICMP
D.
PPP
查看完整题目与答案
相关题目：
【单选题】OSPF is a linkstate routing protocol。It is designed to be run internal to a single __（71_
A.
OSPF is a link-state routing protocol。It is designed to be run internal to a single __（71__system。Each OSPF router maintains an identical __（72）__ describing the autonomous system’s topology。From this database，a routing table is calculated by constructing a shortest-path __（73）__。OSPF recalculates routes quickly in the face of topological changes，utilizing a minimum of routing __（74）__ traffic。OSPF provides support for equal-cost multipath。An area routing capability is provided，enabling an additional level of routing protection and a reduction in routing protocol __（75）__。 A.autonomous
B.
network
C.
computer
D.
server
查看完整题目与答案
【单选题】When will Kyoto Protocol run out according to the news?
A.
2008.
B.
2010.
C.
2012.
D.
2020.
查看完整题目与答案
【多选题】以下对于天天特价活动的说法是正确的有( )。
A.
专门面向三星以上的集市店卖家
B.
有佣金
C.
没有费用
D.
价格门槛要求比较高
查看完整题目与答案
【单选题】OSPF is a link-state routing protocol。It is designed to be run internal to a single __（71）__system。Each OSPF router maintains an identical __（72）__ describing the autonomous system’s topology。From thi...
A.
autonomous
B.
network
C.
computer
D.
server
查看完整题目与答案
【单选题】DNS uses TCP as tranport layer protocol.
A.
True
B.
False
查看完整题目与答案
【单选题】Which network protocol does DNS use?（）
A.
FTP
B.
TFTP
C.
TCP
D.
UDP
E.
SCP
查看完整题目与答案
【单选题】The DNS protocol runs over ____ and uses port ____.
A.
UDP 36
B.
TCP 36
C.
UDP 53
D.
TCP 53
查看完整题目与答案
【单选题】Which network protocol does DNS use?（）
A.
FTP
B.
TFTP
C.
TCP
D.
UDP
E.
SCP
查看完整题目与答案
【多选题】不能抵扣进项税额的购买行为有:
A.
果园为丰产高产而买的化肥和农药
B.
炼钢厂为炉前工购买的劳动防护品
C.
汽修厂为经营而购买的设备
D.
商店以旧换新回购的旧冰箱
查看完整题目与答案
【单选题】The DNS protocol runs over ()
A.
TCP
B.
UDP
C.
ICMP
D.
PPP
查看完整题目与答案
参考解析：
知识点：
题目纠错 0
发布
创建自己的小题库 - 刷刷题