https://p.ananas.chaoxing.com/star3/origin/f27ee7165b692d70516e0bd90e563b5f.png/module/audioplay.html?objectid=e44c61525b93d2af07c2dd5c48004419https://p.ananas.chaoxing.com/star3/origin/2454e90197204ca93648e0c57fd9c53d.pnge44c61525b93d2af07c2dd5c48004419
举一反三
- 请听旋律，选出空缺的小节。 [音频]https://p.ananas.chaoxing.com/star3/origin/a16868f06f359b7a5f390467e179cda8.pnghttps://p.ananas.chaoxing.com/star3/origin/aadfe4883f54eee779ceeda196f99a76.png/module/audioplay.html?objectid=1c86da6d5fe9b315b2fe7733097c3e47
- 下图所示机构自由度计算,( )是正确的。 A: mg src="http://p.ananas.chaoxing.com/star3/origin/cb07ca0fb12be985c301490389c1e187.jpg" B: F=3×7 –(2×9 + 2 – 2)– 2 = 1 C: F=3×7 –(2×9+ 2– 0)– 0 = 1 D: F=3×7 –(2×8+ 2 – 0)– 2 = 1 E: F=3×5 –(2×6+ 2– 0)– 0 = 1
- 三阶行列式[imgwidth="100"height="75"src="https://p.ananas.chaoxing.com/star3/origin/99f17d5803ba241d361ee6aaf4747bad.png"],则[imgwidth="113"height="24"src="https://p.ananas.chaoxing.com/star3/origin/3a32cf5c95786626e94530a34bf8a7da.png"](). A: -1 B: 0 C: 1 D: 2
- 用小写字母填写答案。https://p.ananas.chaoxing.com/star3/origin/dd924937477f5fa43197b5caa5e3d4ca.pnghttps://p.ananas.chaoxing.com/star3/origin/1cb87a367bccfa48d4cadb2a0e723eba.png/module/audioplay.html?objectid=e111dc5fb1ef82f295e2575eb05ba281
- [音频] [音频] 在空格中，标出名字出现的顺序1-8。/module/audioplay.html?objectid=2a4fd923a78d9d27dccf30658b9b331f/module/audioplay.html?objectid=5023b852f3d3ea68427d8498c6217f0fhttps://p.ananas.chaoxing.com/star3/origin/bdbb81ee216ca0e180fc3e3a9c0a3427.pnghttps://p.ananas.chaoxing.com/star3/origin/9d25651c5beca3bb52b153ef4dc1db24.pnghttps://p.ananas.chaoxing.com/star3/origin/e58571d5290c85d642bf1ef075de095d.png