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【单选题】
加工Tr36×6的梯形螺纹时,它的牙型高度为( )。
A.
3.5mm
B.
3mm
C.
3.25mm
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举一反三
【单选题】下列属于X-性联无丙种球蛋白血症发生原因的是
A.
HIV 感染
B.
C1INH 缺乏
C.
在胚胎发育中,第三、四咽囊发育障碍
D.
Bruton 酪氨酸激酶基因缺乏
E.
整合素β 2 基因突变
【简答题】下列关于合同的变更依据说法正确的是( )。
【单选题】柴油机受热部件壁面(),其部件的热应力()。
A.
越厚
B.
越薄,越大
C.
厚,不变
D.
薄,不变
【单选题】WHAT DOES TCP DO IF THE SENDING SOURCE DETECTS NETWORK CONGESTION ON THE PATH TO THE DESTINATION?
A.
The source host will send a request for more frequent acknowledgments to the destination.
B.
The destination will request retransmission of the entire message.
C.
The source will acknowledge the last segment that is sent and include a request for a smaller window size in the message.
D.
The source will decrease the amount of data that it sends before it must receive acknowledgements from the destination.
【单选题】A router has learned three possible routes that could be used to reach a destination network. One route is from EIGRP and has a composite metric of 20514560. Another route is from OSPF with a metric o...
A.
the OSPF route
B.
the EIGRP route
C.
the RIPv2 route
D.
all three routes
E.
the OSPF and RIPv2 routes
【多选题】2017 年 1 月,某地惊现“泥浆灌猪”,就是强行将白泥粉、油糠和水勾兑的泥浆灌入生猪体内,这样最多可以给猪增重 20 斤。这种“泥浆灌猪”的猪肉
A.
具有使用价值,但是不具备价值
B.
因不具备合格的使用价值,不能作为商品来买卖
C.
因人为增重而违背了平等交换的原则
D.
因对人体造成伤害而不符合市场规则。
【单选题】肺结核患者咳痰带血少量,最恰当的处理是
A.
可待因0.03g
B.
体后叶素5~10单位
C.
止血芳酸200mg
D.
10%葡萄糖酸钙10ml
E.
安静休息,避免紧张情绪
【单选题】The word 'target' in the last sentence of the first paragraph can best be replaced by ______.
A.
destination
B.
goal
C.
audience
D.
follower
【单选题】The word 'target' in the last sentence of the first paragraph can best be replaced by ______.
A.
destination
B.
goal
C.
audience
D.
followers
【单选题】下列属于X-性联无丙种球蛋白血症发生原因的是()
A.
C1INH缺乏
B.
整合素β2基因突变
C.
HIV感染
D.
Bruton酪氨酸激酶基因缺乏
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