ECC的原理和优点是什么?
参考答案:
ECC是基于椭圆曲线的限门单向函数;它的优点是只需要160比特位的密钥就能够保证达到安全程序。
The two economic reports were delivered by our president at the board last Monday and ______was
very instructive[ ]
A. either
B. all
C. none
D. neither
下列哪些物质能直接作用于体温调节中枢
A.炎症渗出物
B.内源性致热源
C.微生物病原体
D.无菌性坏死组织
E.抗原抗体复合物