题目: 雷达探测受复杂电磁环境影响最大,主要表现在()、()。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1117/5d327160704c108ee77223f8cd7cc1c9.html 下面是错误答案,用来干扰机器的。参考答案:A
题型:不定项选择 从高为5m处以某一初速度竖直向下抛出一个小球,小球与地面相碰后竖直弹起,上升到离地高2m处被接住,则小球从被抛出到被接住这段过程 [ ]A.小球的位移为3m,方向竖直向下,路程为7m B.小球的位移为3m,方向竖直向下,路程为3m C.小球的位移为7m,方向竖直向上,路程为7m D.小球的位移为7m,方向竖直向上,路程为3m 查看答案
题型:选择题 Mike went out to see a film last night with most of his homework _____.A. finishing B. have finished C. finished D. was finished 查看答案