【简答题】—Bruce was killed in a trafficaccident. — I talked with him yesterday morning! A. Whata pity! B. I beg your pardon? C. Sorryto hear that. D. Is that so?
【单选题】若一个光子和一个电子具有同样的德布罗意波长则
【单选题】下列关于蛋白尿的描述错误的是
E.
蛋白尿时,排出的尿液表面有细小泡沫,且不易消失
【单选题】—Bruce was killed in a traffic accident. — ______ I talked with him yesterday morning.
【单选题】若一个光子和一个电子具有同样的德布罗意波长 则
【单选题】一个光子和一个电子具有同样的波长,则[ ] 。