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【单选题】
我国工业用标准筛号常用目表示，目系指A.
以每1英寸长度上的筛孔数目表示
B.
以每l平方英寸面积上的筛孔数目表示
C.
以每1市寸长度上的筛孔数目表示
D.
以每1平方寸面积上的筛孔数目表示
E.
以每30cm长度上的筛孔数目表示
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举一反三
【单选题】Why leaves change colors If you are lucky, you live in one of those parts of the world where Nature has one last fun before settling down into winter's sleep. In those lucky places, as days shorten an...
A.
Y
B.
N
C.
NG
【单选题】–How are you? --___________
A.
How are you?
B.
I’m fine.
C.
Thank you.
D.
How do you do
【单选题】亚里士多德认为,哲学应追求“头 等智慧”。在汉语中哲学就是 智慧,哲学是爱智之学。下列对哲学的认识,正确的是( ) 1哲学是世界观和方法论的统一 2哲学是科学的世界观和方法论 3具体科学的进步推动哲学的发展,哲学为具体科学研究提供世界观和方法论的指导 4任何哲学都是解决问题的具体办法
A.
①②
B.
③④
C.
②④
D.
①③
【单选题】–How are you today, Francis? –Much _______, but my doctor says I’ll still have to rest for another few days.
A.
well
B.
good
C.
better
D.
best
【多选题】Why would the network manager elect to implement a configuration that includes GRE tunnels for a eleworker deployment?（）
A.
GRE can use transport mode and save up to twenty bytes per packet.
B.
The corporate network includes many discontinuous blocks of IP networks and requires split tunneling.
C.
The corporation's primary application is based on IP multicast.
D.
Without GRE, there is no means to detect a head-end failure.
E.
GRE would enable path MTU discovery.
【单选题】在上一题中,该病人闭式胸膜腔引流护理中,促使胸内气体排出的措施是
A.
取半卧位
B.
水封瓶低于引流口60cm
C.
保持长玻璃管在水面下3cm
D.
鼓励病人咳嗽和深呼吸
E.
定时挤捏引流管
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