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【单选题】
以下有关邮件账号设置的说法中正确的是()A.
接收邮件服务器使用的邮件协议名，一般采用POP3协议
B.
接收邮件服务器的域名或IP地址，入电子邮件地址
C.
发送邮件服务器域名或IP地址必须与接收邮件服务器相同
D.
发送邮件服务器域名或IP地址必须选择一个其他的服务器地址
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举一反三
【单选题】林女士,35岁。“消化性溃疡”病史数年,未正规治疗。6个月来乏力头晕、心悸,近2个月来出现咽下时有梗阻感。体格检查:睑结膜苍白,心尖部2/6级收缩期吹风样杂音。最有意义的实验室检查结果是
A.
血清铁蛋白降低
B.
血白细胞计数减少
C.
血红蛋白浓度降低
D.
外周血出现幼稚细胞
E.
骨髓增生低下
【单选题】林女士,35岁。“消化性溃疡”病史数年,未正规治疗。6个月来乏力头晕、心悸,近2个月来出现咽下时有梗阻感。体格检查:睑结膜苍白,心尖部2/6级收缩期吹风样杂音。目前最主要的护理诊断是
A.
知识缺乏
B.
活动无耐力
C.
营养失调:低于机体需要量
D.
有受伤的危险
E.
有感染的危险
【单选题】GMDSS is primarily a system based on( )
A.
VHF digital selective calling from ship to shore
B.
Ship-to-ship distress communication using MF or HF radiotelephony
C.
The linking of search and rescue authorities ashore with shipping in the immediate vicinity of a ship in distress or in need of assistance
D.
Distress,urgency and safety communication carried out by the use of narrow-band direct printing telegraphy
【单选题】GMDSS is primarily a system based on ______.
A.
VHF digital selective calling from ship to shore
B.
ship-to-ship distress communication using MF or HF radiotelephony
C.
the linking of search and rescue authorities ashore with shipping in the immediate vicinity of a ship in distress or in need of assistance
D.
distress, urgency and safety communication carried out by the use of narrow-band direct printing telegraphy
【简答题】对M小于0.7的____飞机,机身长细比取6~9,对于M等于0.8~0.9的____飞机,取8~13,而对超声速飞机,则选择为10~23。
【单选题】What is GMDSS primarily based on?
A.
ship-to-ship distress communications using MF or HF radiotelephony
B.
VHF digital selective calling from ship-to-shore.
C.
Distress,urgency and safety communications carried out by the use fo narrow-band direct-printing telegraphy.
D.
The linking of search and rescue authorities ashore with shipping in the immediate vicinity of a ship in distress or in need of assistance.
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