模数转换的量化方式有四舍五入法和()两种。
参考答案:舍尾取整法
—My mother says that we won't go on a trip to Hong Kong Disneyland. I just can't understand.
—_______ You were looking forward to it .[ ]
A. Never mind.
B. Enjoy yourselves!
C. What a pity!
D. Don't worry about it
下列哪种情形当事人无须保护现场,可以在定位后先行撤离()?
A、造成人员死亡、受伤的;
B、发生财产损失事故,当事人对事实或者成因有争议的,以及虽然对事实或者成因无争议,但协商损害赔偿未达成协议的
C、机动车无号牌、无检验合格标志、无保险标志的;
D、车能动、人能开,事故仅造成财产损失无人员伤亡,当事人对事故及成因无异议