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【简答题】
如图所示,某单位有两个局域网(各有120台计算机),通过路由器R2连接到因特网,现获得地址块108.112.1.0/24,为这两个局域网分配CIDR地址块,并为路由器R2的接口1、接口2分配地址(分配最小地址)。配置R2的路由表(目的地址,子网掩码,下一跳),在R1的路由表中增加一条项目使该单位的网络获得正确路由。
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皮皮学刷刷变学霸
举一反三
【简答题】将食品营养强化剂分为五类,分别为氨基酸及含氮化合物、维生素、 、 、 。
【单选题】Glutamine synthetase catalyzes the reaction of glutamate and NH 4 + to yield glutamine. This reaction takes place in two steps, with enzyme-bound γ- glutamyl phosphate as an intermediate. Glutamine sy...
A.
a few
B.
many
C.
most
D.
all
【单选题】A 59-year-old man reported to his physician that in the morning he noticed his urine was cloudy and red. The man had been taking an oral anticoagulant for 3 weeks to treat a deep venous thrombosis. If...
A.
Toxic reaction
B.
After effect
C.
Idiosyncratic reaction
D.
Allergic reaction
【单选题】食品营养强化剂量必须以营养素供给量标准为依据，使人每日从食物中摄取强化剂的量应达到供给量标准的
A.
1／3～2/3
B.
1／3～1／2
C.
1／2～2/3
D.
1／4～1／3
E.
3/4～2/3
【单选题】The three most important issues (of concern) to citizens today are (prison reform), (abusing children), and toxic (waste).
A.
of concern
B.
prison reform
C.
abusing children
D.
waste
【简答题】食品营养强化剂分为( )、( )、( )。
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