男性，64岁，因腰痛就诊于骨科，按腰间盘突出治疗后无好转，行ECT骨扫描提示全身多处

移植后外观、质地满意，能耐受磨擦但不易成活

A．CO
B．醛
C．氰化物
D．CO 2
E．芥子气

根据句子内容和所给首字母填入一个适当的词。

1.—What's Lily doing, Lucy? —She's reading a b_______ now, Mum.

2. He likes his tea neither too hot nor too c_______.

3. She had a serious car a_______ and broke her arm.

4. Two thousand years ago people could travel very far by riding on h_______.

5. During World WarⅡGermany tried to beat Moscow in several months, but f_______.

电阻R₁、R₂、R₃的伏安特性曲线如右图所示，若将它们串联后接入电路，则它们的电压之比U₁∶U₂∶U₃=____________。它们的电功率之比P₁∶P₂∶P₃=____________。

真寒假热证产生的机理是( )

A．阴盛格阳

B．阳盛格阴

C．阴不敛阳

D．阳不敛阴

E．表热里寒

用于功率控制的信令是（）

A.TFCI

B.TPC

C.SS

D.MM