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问题 单项选择题

下列哪种胆红素有细胞毒性( )

A．非结合胆红素
B．单葡萄糖醛酸结合胆红素
C．双葡萄糖醛酸结合胆红素
D．与血清白蛋白牢固结合的胆红素
E．蛋白非结合型胆红素

答案

参考答案：E

单项选择题

(100) whether to go with a shared or switched fast LAN technology once you start to max out your shared Ethernet of token-ring LAN is tough call. Users and analysts involved in (101) high-speed LANs have learned the benefits of each. However, there are trade-offs to each, and (102) which fast LAN technology to choose is critical for (103) network performance problems and (104) costly purchasing mistakes.

102（）

A.avoiding

B.clipping

C.choosing

D.deciding

E.dissolving

F.ensuring

G.evolving

H.implementing

I.Knowing

J.solving
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单项选择题

电源线、接地线安装流程为（）。

A.电源输入电缆和保护电线的安装、风扇电源线的安装、OLT插箱电源线的安装、机柜内电源线的安装

B.机柜内电源线的安装、电源输入电缆和保护电线的安装、风扇电源线的安装、OLT插箱电源线的安装

C.OLT插箱电源线的安装、机柜内电源线的安装、电源输入电缆和保护电线的安装、风扇电源线的安装

D.风扇电源线的安装、OLT插箱电源线的安装、机柜内电源线的安装、电源输入电缆和保护电线的安装
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